Bidspirit auction | Platinum 900 Alexandrite Diamond Halo

Platinum 900 Alexandrite Diamond Halo Ring – Oval Center with Baguette Shoulders, Size 5.5 - Platinum 900, hallmarked. Oval-cut alexandrite center stone displaying vivid green-blue to purplish color shift under varying light. Encircled by a halo of round brilliant-cut diamonds and flanked by baguette-cut diamond shoulders. High polish platinum setting with tapered band.  Size / Measurements Ring size: approx. 5.5 Weight: 4.7 g This ring reflects a timeless mid-century revival design, emphasizing symmetry and refinement. The baguette shoulders and diamond halo framing the alexandrite evoke the elegance of Art Deco influences, combining crisp geometry with the romantic allure of a rare color-changing gemstone.