Art Deco Sapphire & Diamond Trilogy Ring, circa 1935

Desperately pretty. The square step cut sapphire in the centre is a glowing azure blue and is set in a square platinum collet with round eight-cut diamonds flanking the centre stone. Shaped, diamond cut shoulders lead to a D-shaped yellow gold shank.

Cut – Square step cut sapphire and eight-cut diamonds.

Colour – The diamonds are G.

Clarity – The diamonds are VS1. The sapphire is clean to the naked eye.

Carat – The sapphire is approximately 0.25 carat, with a total approximate diamond weight of 0.04 carat.

Circa – 1935.

Size – M 1/2 (UK) or 6.25 (US). Complimentary sizing is available, can be sized up or down.

Measurements – The sapphire is approximately 3.5 x 3.5mm. Sits 4.1mm from the finger.

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