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 218
Very good 109
Good 4

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All items from this dealer

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Fine Jewellery

Diamond solitaire ring, 1.1 ct est.

£3,400.00

Diamond solitaire ring, 1.1 ct est....

Fine Jewellery

Diamond solitaire ring set in platinum

£1,700.00

Diamond solitaire ring set in platinum...

Fine Jewellery

Diamond and black opal cluster ring

£1,650.00

Diamond and black opal cluster ring...

Boris Sosna

Boris Sosna

All items from this dealer

Diamond solitaire ring, 1.1 ct est.

Diamond solitaire ring set in platinum

Diamond and black opal cluster ring

1960s two colour gold pave set diamond ring

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

18 ct white gold wedding ring set with 3 emerald cut diamonds

Large emerald and diamond cluster ring

Very large star sapphire cabochon and rose cut diamonds cluster ring

Large sapphire and diamond cluster ring. Certificated

Old cut diamond solitaire ring of ribbed design

Diamond set half eternity ring of curved design

2 colour gold wedding ring set with a diamond

Diamond crossover ring in 9 ct white gold

Diamond square cluster ring with diamond shoulders

Diamond marquise 3 stone ring

Diamond marquise shape 3 stone diamond ring

Square diamond solitaire ring, 0.25 ct est.

Edwardian 5 stone diamond ring, 0.70 ct total est.

Edwardian 3 stone diamond ring, 0.50 ct total est.

3 stone diamond ring, total 0.65 ct est.

5 stone diamond ring, carved half hoop

Gents/ladies 3 stone diamond ring

3 stone diamond ring, 1.20 ct total est.

Diamond solitaire ring, princess cut, 0.50 ct est.

Diamond heart ring with diamond shoulders

Art Deco rectangular diamond cluster ring

3 stone diamond ring

5 stone diamond ring set in 18 ct gold

5 stone carved hoop diamond ring in 18 ct yellow gold

Edwardian 5 stone diamond ring in 18 ct yellow gold