A Rare Unheated Colour-change 4.39ct Sapphire and Diamond Cluster Ring, Circa 1930 (POA)

**Price On Application**

A rare example of period jewellery, this exceptional cluster ring centres on a natural, unheated colour-change sapphire weighing an impressive 4.39 carats. Its captivating hue shifts in different lighting, offering tones of purple and blue—an uncommon and highly prized characteristic. The sapphire is secured in a platinum mount with an elegant eight-claw setting, framed by a surround of old-cut diamonds totalling 0.40 carats, imparting brilliant sparkle and classic 1930s refinement. A remarkable survivor of the Art Deco era, it represents both rarity and superb vintage craftsmanship.

Metal: Platinum
Centre Stone: Unheated Colour-change Sapphire – 4.39ct
Diamonds: 0.40ct total, old-cut
Setting: Eight-claw cluster mount
Era: Circa 1930