Art Deco 1.33 Carat Natural Ruby & Old Cut Diamond Trilogy Ring, circa 1920

RESERVED

An exceptional vintage ruby and diamond trilogy ring. The oval cut ruby in the centre – certified as natural and unheated – displays a bright and clean medium read. The centre stone is secured in an eight-claw coronet setting and is flanked on either side by a pair of high white 0.30 carat (approx.) old cut diamond (also set in platinum), leading to a slim and tapering 18k yellow gold shank.

Accompanied by a ruby report from The Gem & Pearl Laboratory stating the ruby shows no evidence of heat treatment, and originates from Thailand.

Cut – Oval cut ruby with old European cut diamonds.

Colour – The diamonds are H to I.

Clarity – The ruby is clean to the naked eye. The diamonds are SI1

Carat – The ruby is 1.33 carat. Each diamond is approximately 0.30 carat.

Circa – 1920.

Size –P 1/2 (UK) or 7.75 (US). Complimentary sizing is available, can be sized up or down.

Measurements – The ruby is 7.7 x 6.3mm. From the edge of one outer diamond to the other is 16.1mm. Sits 4.5mm from the finger.

Metal – Stamped PLAT 18CT – indicating platinum and 18k yellow gold – and tests as such.