Bushells Antiques has dated this piece to the 1960s.

The ring’s white enamel scales contrast beautifully with its warm rose gold body, while the head and tail are pavé-set with natural round brilliant-cut diamonds, weighing approximately 0.80 carats total. The diamonds display fine colour and clarity — approximately G colour, VS2–SI2 clarity — adding a captivating sparkle to the serpent’s graceful form.

This flexible design comfortably fits ring sizes 7–9, and is fully signed “Roberto Coin Italy 18K”, bearing the hallmark “*1226 VI”, together with the brand’s signature inset ruby to the underside — a hallmark of Roberto Coin’s craftsmanship and symbolic good fortune.

Designer: Roberto Coin
Collection: Animalier / Cobra Series
Period: Contemporary, c. early 21st century
Origin: Italy
Materials: 18ct Rose & White Gold, White Enamel
Gemstones: Approx. 0.80ct total of Natural Round Brilliant-Cut Diamonds (G / VS2–SI2)

Signature: 1226 VI, “Italy 18K”, inset ruby
Ring Size: Adjustable / Flexible (approx. US 7–9)
Weight: 17.5 grams
Condition: Superb, hardly worn since new
A bold yet refined statement piece from one of Italy’s most prestigious contemporary jewellers — chic, timeless, and instantly recognisable as Roberto Coin.

Designer Biography:
Founded in Vicenza in 1922 , Roberto Coin began as a master producer for leading luxury houses before launching his own brand in 1946. Within six years, he achieved international acclaim, known for blending Italian artistry with modern innovation. Each creation bears a hidden ruby or rubellite, said to bring health, happiness, and good fortune to its wearer — a signature feature of Roberto Coin’s enduring allure
Bushells Antiques has dated this piece to the 1960s.
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