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We are Sydney's leading plastic surgery, cosmetic and skin clinic. We have a multidisciplinary team of Plastic surgeons, Cosmetic Physicians, Registered Nurse and Dermal Aestheticians who work together to help you achieve your aesthetic goals. Located in the heart of Double Bay, our beautical clinic will have you feeling at ease the moment you step in the door.
POPULAR SERVICES
Breast implant checks
contact our team to book your appointment
VIEW OUR RESULTS.
Check out our before and after gallery
Look at other patients results of surgery. It’s important to understand surgery carries risks. a full list of risks can be found on each surgery page and in our gallery section.
It’s important to remember that the results shown in our before and after images reflect the outcomes for that individual patient, and your results will vary.
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The Lover Facial
Limited-edition Valentine’s Skin Ritual
Signature HydraFacial + LED + SkinCeuticals + the dreamiest scalp & décolletage massage.
60 minute treatment:
$450 (valued at $700)
Limited time only.
Lucy McDermid
PATIENT Coordinator
Lucy McDermid is a Front of House Patient Coordinator at One Cosmetic and the first point of contact for clients. She manages both surgical and non-surgical enquiries with professionalism and discretion, ensuring a seamless, informed, and elevated luxury experience. Known for her warm approach, Lucy welcomes every client with a smile and a commitment to exceptional service.
Christie Cameron
Award Winning Dermal Therapist
Christie Cameron is an award winning Senior Dermal Therapist, internationally trained facial sculpting specialist and educator with over 12 years of industry experience. Recently relocating from the Gold Coast, Christie began her career graduating as Valedictorian and top student from the prestigious French Beauty Academy. She has since been recognised as the Gold Coast’s Best Facialist for two consecutive years and, most recently, was awarded Australia’s Best in Beauty at the Australian Beauty Industry Awards, cementing her reputation as a national leader in advanced skin therapy.
Having worked across some of the world’s most luxurious spas and leading clinical skin practices, Christie is known for her uncompromising standards, innovation, and results driven approach. Her treatments seamlessly integrate advanced skin science, product chemistry, and biohacking inspired techniques with wellness led practices that support the parasympathetic nervous system through breathwork and mindfulness. Blending ancient techniques with modern day technology, the result is a deeply restorative yet clinically effective experience designed to optimise skin health while delivering visible transformation.
Christie’s elevated approach to treatment and exceptional client experience has attracted a long list of clientele, including celebrities, influencers, beauty editors, media personalities, and high profile individuals.
Beyond the treatment room, Christie is a published contributor to leading beauty publications and a respected educator, dedicated to shaping the next generation of skin therapists. Through her teaching, she inspires practitioners to unite artistry, innovation, and scientific precision setting a new standard for modern skin health.
Having worked across some of the world’s most luxurious spas and leading clinical skin practices, Christie is known for her uncompromising standards, innovation, and results driven approach. Her treatments seamlessly integrate advanced skin science, product chemistry, and biohacking inspired techniques with wellness led practices that support the parasympathetic nervous system through breathwork and mindfulness. Blending ancient techniques with modern day technology, the result is a deeply restorative yet clinically effective experience designed to optimise skin health while delivering visible transformation.
Christie’s elevated approach to treatment and exceptional client experience has attracted a long list of clientele, including celebrities, influencers, beauty editors, media personalities, and high profile individuals.
Beyond the treatment room, Christie is a published contributor to leading beauty publications and a respected educator, dedicated to shaping the next generation of skin therapists. Through her teaching, she inspires practitioners to unite artistry, innovation, and scientific precision setting a new standard for modern skin health.
Jade Pike
Patient Coordinator
Jade is the friendly and approachable face you’ll first meet at One Cosmetic, dedicated to making each client’s experience smooth and enjoyable. From the moment you book your appointment to the time you leave feeling rejuvenated. With a love for natural beauty, she brings genuine care and intention to every interaction.
Dr. Negin Sedaghat
SPECIALIST BREAST AND GENERAL SURGEON
FRACS MBBS BAS (Phys)(Hons)
Sydney Professional Certificate in Oncoplastic Breast Surgery (USYD)
Full Member BreastSurgANZ
VMO Surgeon BreastScreen NSW
Dr Negin Sedaghat FRACS leads the breast care program after breast implant surgery at One Cosmetic, an essential component of maintaining breast health.
Dr Sedaghat is an Australian-trained Specialist General Surgeon with subspecialisation in Breast Surgery and Breast Surgical Oncology. She is BreastSurgANZ certified in breast surgery and awarded professional certification with distinction in oncoplastic breast surgery from the University of Sydney.
Dr Sedaghat combines her highly qualified and experienced surgical expertise with a compassionate and holistic approach to patient care. In addition to breast implant care, Dr Sedaghat accepts consultations for women seeking comprehensive breast assessment and treatment for a wide range of breast concerns at the welcoming and luxurious environment of One Cosmetic in Double Bay – a valid GP referral at the time of consultation will be needed.
Dr Sedaghat is an Australian-trained Specialist General Surgeon with subspecialisation in Breast Surgery and Breast Surgical Oncology. She is BreastSurgANZ certified in breast surgery and awarded professional certification with distinction in oncoplastic breast surgery from the University of Sydney.
Dr Sedaghat combines her highly qualified and experienced surgical expertise with a compassionate and holistic approach to patient care. In addition to breast implant care, Dr Sedaghat accepts consultations for women seeking comprehensive breast assessment and treatment for a wide range of breast concerns at the welcoming and luxurious environment of One Cosmetic in Double Bay – a valid GP referral at the time of consultation will be needed.
Maree Riitano
Nurse
With a clinical background in perioperative nursing, Maree brings medical precision and a strong eye for detail to her work in aesthetic medicine. She is an experienced cosmetic nurse and over the years has trained under leading injectors in the space. She is passionate about combining science with artistry to deliver natural and refined results.
Maree offers all aesthetic medicine treatments and takes a personalised, multi-modality approach when creating treatment plans. She has a focus on restoring and enhancing her clients’ natural anatomy rather than altering them. Her philosophy is centered on subtle, confident beauty and helping clients feel empowered in their own skin.
Maree stays at the forefront of the industry by regularly attending advanced training and cosmetic conferences, ensuring she brings the latest techniques and highest standard of care to every client.
Maree offers all aesthetic medicine treatments and takes a personalised, multi-modality approach when creating treatment plans. She has a focus on restoring and enhancing her clients’ natural anatomy rather than altering them. Her philosophy is centered on subtle, confident beauty and helping clients feel empowered in their own skin.
Maree stays at the forefront of the industry by regularly attending advanced training and cosmetic conferences, ensuring she brings the latest techniques and highest standard of care to every client.
Ailiya Greaves
Senior Dermal
Ailiya Greaves is an experienced Senior Dermal Aesthetician with over seven years in the aesthetics and skin health industry.
Throughout her career, Ailiya has built a strong reputation for delivering advanced, results-driven treatments with a focus on safety, precision, and patient care. Her extensive clinical experience spans a wide range of skin concerns, including rosacea, acne, pigmentation, scarring, and age-related changes. She takes pride in creating personalised treatment plans that integrate evidence-based dermal therapies to achieve optimal skin health and natural outcomes.
Currently undertaking a Bachelor of Nursing, Ailiya continues to advance her clinical knowledge and professional capabilities. This additional qualification enhances her holistic approach to treatment, combining nursing principles with her dermal expertise to ensure the highest standards of care.
As a valued member of OC’s Dermal Team, Ailiya is recognised for her professionalism, approachable manner, and commitment to empowering clients to feel confident in their skin. Her dedication to continuous learning, coupled with years of hands-on experience, ensures her clients receive exceptional care and outstanding results.
Throughout her career, Ailiya has built a strong reputation for delivering advanced, results-driven treatments with a focus on safety, precision, and patient care. Her extensive clinical experience spans a wide range of skin concerns, including rosacea, acne, pigmentation, scarring, and age-related changes. She takes pride in creating personalised treatment plans that integrate evidence-based dermal therapies to achieve optimal skin health and natural outcomes.
Currently undertaking a Bachelor of Nursing, Ailiya continues to advance her clinical knowledge and professional capabilities. This additional qualification enhances her holistic approach to treatment, combining nursing principles with her dermal expertise to ensure the highest standards of care.
As a valued member of OC’s Dermal Team, Ailiya is recognised for her professionalism, approachable manner, and commitment to empowering clients to feel confident in their skin. Her dedication to continuous learning, coupled with years of hands-on experience, ensures her clients receive exceptional care and outstanding results.
Katie O'Connor
Practice Coordinator
Katie is our beautiful clinic coordinator at OC and one of the first faces you’ll see when you walk through the doors or call our team. She has several years of experience in a customer service role and brings a wealth of knowledge in managing patients and understands what it takes to support our patients through their cosmetic journeys.
Katie is passionate about skin and skin health, which is so important when patents are seeking advice on where to start. Katie has also recently been through the surgery process herself, so she can give first hand experience when it comes to any surgery related questions.
Katie is passionate about skin and skin health, which is so important when patents are seeking advice on where to start. Katie has also recently been through the surgery process herself, so she can give first hand experience when it comes to any surgery related questions.
Chelsea Scutts
REGISTERED NURSE
Chelsea has been with One Cosmetic since it’s inception, handpicked by Dr Wessels to manage his practice and patients. Having been in the health & beauty industry for over 8 years Chelsea has a passion for all aesthetic treatments! Her ever evolving thirst for knowledge and passion for delivering the very best to our patient is why Chelsea has a strong base of clients.
Chelsea treatments include anti wrinkle, dermal filler, PDO threads, lip enhancements, Morpheus8 face and body sculpting and much more! She has an eye for natural beauty and enhancing her patients features. She regularly attends seminars to learn new techniques for best practice.
Chelsea treatments include anti wrinkle, dermal filler, PDO threads, lip enhancements, Morpheus8 face and body sculpting and much more! She has an eye for natural beauty and enhancing her patients features. She regularly attends seminars to learn new techniques for best practice.
Dr. Louis Wessels
SPECIALIST PLASTIC SURGEON
MBChB | FRACS (Plast) | FCS Plastics (SA) | MAdv Plastic Surgery (Macquarie University) | MMed Plastics (SA)
Dr. Louis Wessels is a highly qualified specialist plastic, cosmetic, and reconstructive surgeon with a particular focus on breast and body surgery, including liposuction.
His practice encompasses the full spectrum of cosmetic and reconstructive procedures, with special expertise in breast surgery. These include primary and revision breast augmentation, breast reduction, breast lift, and tuberous breast reconstruction, as well as body contouring procedures such as abdominoplasty (tummy tuck) and liposuction.
Dr. Wessels completed his medical degree (MBChB) in South Africa, followed by internship and general surgery training in one of the most demanding clinical environments. He subsequently completed both his Fellowship and Master of Medicine in Plastic and Reconstructive Surgery in South Africa, gaining extensive experience across complex reconstructive and cosmetic procedures.
He later completed a second Fellowship in Plastic and Reconstructive Surgery in Sydney, Australia, and was awarded Fellowship of the Royal Australasian College of Surgeons (FRACS) in 2015. Dr. Wessels has published internationally recognised research on breast implant infection and outcomes following breast augmentation surgery.
He subsequently graduated from Macquarie University in the inaugural intake of the Master of Advanced Surgery (Plastic and Reconstructive Surgery), for which he was awarded a scholarship from Johnson & Johnson.
Committed to excellence and innovation, Dr. Wessels regularly attends international conferences and professional development seminars to remain at the forefront of evidence-based practice and advanced surgical techniques. He is the founder and lead surgeon at One Cosmetic.
Professional Memberships and Associations
- Australasian Society of Aesthetic Plastic Surgeons (ASAPS)
- Australian Society of Plastic Surgeons (ASPS)
- Royal Australasian College of Surgeons (RACS)
- International Society of Aesthetic Plastic Surgeons (ISAPS)