Platinum 0.55 Carat Alexandrite Diamond Ring jacket The trinity stud includes a

The trinity stud includes a 14k gold traditional friction backing (as shown) in a matching color

The bezel is marked 585 and is 14K yellow gold

I believe it was made to celebrate the 75th-anniversary of the 1839 recognition of Belgium's borders by the Dutch King William of Holland and its recognized state of neutrality

Total Diamond Carat Weight: 3 CTW

Hallmarks: JABEL 18K (Jabel was founded in Newark NJ in 1916)

Platinum 0.55 Carat Alexandrite Diamond Ring jacket The trinity stud includes aEra: Modern Estate Composition: Platinum Primary Stone: Three Natural Alexandrite Carat Weight: Approximately 0. 55 Carats Accent Stone: Round & Baguette Diamonds Carat Weight: 0. 30 Carats In Total Color Clarity: SI1 2 F G Ring Size: 5 Ring Weight: 5. 4 Grams Item Barcode: 102893