5.21ct Alexandrite Ring

5.21ct Alexandrite Ring

Ref. 303763 Back to Phenomenal Gems

Details

Alexandrite is a faceted phenomenal gemstone known for its distinct color change, shifting from a cool bluish-green in daylight to a reddish-purple under incandescent light—often referred to as “emerald by day, ruby by night.” A stone over 5 carats with a pronounced color change and notable clarity is exceptionally rare, placing it among the most highly sought-after examples of this remarkable gem variety.

Materials

  • 1 Oval Brazilian Alexandrite, 5.21 carats
  • 2 Step Cut Trapezoid Diamonds, 1.01 carats
  • Platinum

Care

Store separately to protect the gemstones' surfaces and the metal's polish. Clean gently with a soft cloth and store out of direct light. For long-term preservation, periodic inspection by a professional jeweler is recommended.

Concierge

Our website showcases only a curated selection of pieces from our collection. To explore our vast assortment of colored gemstone jewelry, please contact us at (800) 642-1912 or concierge@oscarheyman.com.

Design

Oscar Heyman is defined by an uncompromising pursuit of rare and exceptional gemstones. Thousands of gems are evaluated using exacting standards for color, luster, and cut, yet only a select few are chosen. Among them are remarkable “phenomenal gems,” whose unique inclusions and crystal structures transform as light moves across their surface. Alexandrite is prized for its rare color-change phenomenon, shifting from bluish green in daylight to rich purplish red under incandescent light.