Boris Sosna

Antique Jewellery Dealer
Born in St Petersburg and with over 40 years experience, Boris specialises in fine quality gem-set gold pieces from the Georgian, Victorian, Edwardian, Art Deco/Nouveau and retro periods. He has a large stock of antique, period and vintage jewellery and loose gemstones.
He is a fellow of the Gemmological Association of Great Britain (FGA/DGA)

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Excellent 190
Very good 85
Good 3

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Boris Sosna

Boris Sosna

All items from this dealer

Edwardian 5 stone diamond ring in 18 ct yellow gold

5 stone carved hoop diamond ring in 18 ct yellow gold

5 stone diamond ring set in 18 ct gold

3 stone diamond ring

Art Deco rectangular diamond cluster ring

Diamond heart ring with diamond shoulders

3 stone diamond ring, 1.20 ct total est.

Diamond cluster ring in architectural style

Diamond solitaire ring 0.45 ct est.

Victorian diamond solitaire ring

Victorian 5 stone diamond ring

Large sapphire and diamond cluster ring. Certificated

3 stone crossover diamond ring set in platinum

Art Nouveau 18 ct gold French brooch of a ladies profile signed Cairag

French hard stone cameo brooch of a lady in 18 ct gold . Fine hard stone and enamel and pearl

Gents/ladies 3 stone diamond ring

5 stone diamond ring, carved half hoop

3 stone diamond ring, total 0.65 ct est.

Edwardian 3 stone diamond ring, 0.50 ct total est.

Diamond marquise shape 3 stone diamond ring

2 colour gold wedding ring set with a diamond

Victorian 5 stone diamond ring in 18 ct gold

Diamond set half eternity ring of curved design

3 stone diamond ring, 0.6 ct total est.

Very thick 18 ct white gold band ring set with small diamonds

1960s two colour gold pave set diamond ring

Diamond solitaire ring in platinum 0.75 ct est.

18 ct. gold large antique Swiss enamel locket on 9 ct. gold fancy chain

Art Deco multi coloured 18ct. gold ring

Antique 9 ct. gold long-guard chain.