Our Values
Twinkle Diamonds: Your Trusted Sydney Jeweller Since 1992
For over three decades, Twinkle Diamonds has been a cornerstone of Sydney's diamond and jewellery market, building a stellar reputation for quality, transparent advice, and expert guidance. Established in 1992, we've consistently delivered exceptional pieces and a superior customer experience.
Our B2C Advantage:
At Twinkle Diamonds, we operate on a direct-to-consumer (B2C) model, which allows us to offer high-end, expertly crafted jewellery at remarkable savings. This compelling value proposition doesn't compromise on quality. Every piece features hand-picked natural or lab-grown diamonds and gemstones, ensuring unwavering excellence.
Values We Uphold:
Transparency and fairness are at the heart of our operations, setting us apart in the competitive jewellery market. Our steadfast commitment to quality means every diamond and gem meets the most stringent industry standards. We meticulously assess each stone based on the 4 Cs: Cut, Clarity, Colour, and Carat Weight, guaranteeing exceptional brilliance and value.
A Risk-Free Experience:
We believe in empowering our customers to find their perfect diamond and jewellery with complete peace of mind. Our focus on 100% customer satisfaction is paramount, and we stand behind every purchase, offering a truly risk-free shopping experience.
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Ethically Sourced Diamonds |
Fairly Priced |
Custom-made Jewellery |
30 Days Money Back Guarantee |
I heard about Twinkle Diamonds through one of the people that work there, Devansh (Dave). To provide background, I was in need of a pair of wedding rings and Dave made the process as smooth and uncomplicated as possible. I am going to speak with Twinkle Diamonds again around my soon-to-be wife's birthday to get her another ring as a gift.
I have recently dealt with Sunjay regarding an online purchase from SA. His communication, service and delivery on what he said the product was has been exceptional. I am extremely happy with my new 80cm pearls.
Went to Sunjay to design an engagement ring he was really helpful from beginning to end. The quality and look and the ring is stunning.
Sunjay was incredibly helpful when I came into custom design my wife’s engagement ring and offered an amazing price for the high-quality ring he created. Naturally, we came back to organise our wedding bands and of course he was equally amazing as the first time. I would highly recommend Twinkle Diamonds if you want top quality, professional service and excellent value.
My fiancé and I came all the way from Melbourne to pick up my engagement ring because we couldn't find a trustworthy diamond dealer who could provide us with a clean diamond. Thankfully Sunjay in Sydney was able to provide us with a flawless diamond and he was able to design my dream ring. I couldn't be happier and I can't stop looking at my beautiful ring. If you are looking for a diamond ring I can assure you that twinkle diamonds will not only provide you with the best diamond but he will give you the best price.
We thank you dearly Sunjay and we will see you in the near future to design my wedding band.
Apostolis & Irene
Never have I had a better experience than dealing with Sunjay. The flawless finish of the diamond ring and quality of the cut surpasses all comparable vendors. It is without a doubt that if you want a piece of jewellery that makes a statement and lasts an eternity there is only one place. Will be going back for all future items of jewellery.
Excellent service and prices. Sunjay was amazing to work with. He teaches you everything you need to know about the diamonds, the ring, and the crafting process. He is clear about pricing upfront and delivers a premium finish. Bought both the engagement ring and wedding ring from him.
I have to thank Sam for putting up with me while helping me pick out just the right diamond for an engagement ring. He provides excellent service and he made sure I knew everything I needed to know before I went ahead with the purchase. Many thanks.
My Fiancé bought my ring from Twinkle Diamonds. They not only helped him choose the perfect diamonds but assisted in the design of the ring. B all accounts they were extremely helpful and I am absolutely blown away by my ring!
Thank you very much!
There was an excellent selection of diamonds available and I was able to select one at a very good price.
GIA Certified Diamonds
Certified Diamonds: We hand-pick our natural and lab-grown diamonds and the gems to ensure they meet the highest cut, clarity, colour, and carat weight standards. All our diamonds and gems are certified and come with a certificate.
Hassle-Free Returns: Our easy return policy gives you peace of mind. We will stand behind your purchase, ensuring you find the perfect piece.
Whether Natural or Lab-Grown Diamonds
Both options have identical physical and chemical properties, including hardness, sparkle, and crystal structure, making them indistinguishable to the naked eye. Choosing the right diamond often depends on its story and your budget. To boost the "wow" factor without overspending, lab-grown diamonds offer the chance for larger carat weight and better clarity at a more affordable price.
Choice and brilliance: You want a jewellery masterpiece, regardless of where the stone comes from. Whether you prefer the classic elegance of a Natural Diamond or the contemporary look of a Lab-Grown Diamond, each stone is carefully chosen for its exceptional "luminous" quality. Crafted in gold or platinum.
The Look: Timeless, icy, and high impact.
The Promise: Identical brilliance, ethically sourced, same chemical DNA, same stunning sparkle—just a different story to tell. We believe that luxury should be personal. That's why we offer two options to achieve the same stunning glow.
Natural Diamonds: For those who appreciate the rarity and geological story of a stone formed by the Earth.
Lab-Grown Diamonds: For the eco-conscious shopper seeking a larger, higher-clarity stone at an affordable price.
The result? A jewellery that shines and reflects.
Visit Our Store4 Floor, Suite 403 250 Pitt Street, Sydney NSW 2000, Australia Mon - Fri, 10.00 am - 6.00 pm Saturday, 10.00 am - 3.00 pm (By appointments) All other times by appointments. (T: 02 9261 5005) |








