Previously International Jewellery Specialist for world-renowned auctioneers, Phillips, Janus Jewels’ MD, John C. Kulukundis has an absolute passion for jewellery. A graduate Gemmologist and Fellow of The Gemmological Association of Great Britain, his areas of expertise include:
Highly collectable jewels created by the world’s leading
ateliers: from Georgian and Victorian antique jewellery
through to the ‘new vintage’ jewels of the 1980s.
Including Edwardian and Art Deco jewellery by Cartier,
Tiffany & Co., Chaumet, and Boivin, and the Belle Epoque
work of Lalique and Vever.
An important jewel, this exceptional Harry Winston Diamond and Platinum ring features a 13.9 carat, exceptional white, internally flawless (type IIa), historic cut, pear shape diamond, accented by two tapering baguette cut diamonds. From the original date of purchase, we know that Harry Winston, himself, handpicked the diamond.
We are THE London jewellery dealer for clients requiring the utmost discretion and integrity. Regardless of whether you are buying or selling jewellery, you will receive:
The finest bespoke service
Highly Competitive Rates
We take great pride in locating or creating timeless jewels destined to bring joy for a lifetime. Whether you wish to extend an existing jewellery collection or are just beginning your jewellery journey, we will find the perfect jewels for you.
“At Janus, we are guided by beauty.
Everything we handle is genuinely special and the best of its type.
Undeniably, these are jewels of considerable value,
But in the perfect stone, there is more magic than money.
With that comes responsibility: we are both custodians and matchmakers.”
Janus Jewels is fully compliant with the jewellery trade’s main regulating bodies:
All Janus Jewels’ diamonds are certified by the Gemmological Institute of America (GIA).
All Janus Jewels’ diamonds are compliant with the Kimberley Process Certification Scheme (KPCS), to prevent ‘conflict diamonds’ from entering the mainstream market.
All Janus Jewels’ coloured stones are certified by The Swiss Gemmological Institute, part of the Swiss Foundation for the Research of Gemstones (SSEF) and accompanied by the relevant SSEF paperwork.
All vintage and antique pieces are expertly vetted.
“If you don’t know jewellery, know the jeweller.”