Indonesian Sumatra Amber Ring A S925 also known as Hematoid Quartz

also known as Hematoid Quartz or Ferruginous Quartz

and many more

Multiple are available

This 12x8mm stone set into a gold plated

The stone is set into an intricately detailed

Indonesian Sumatra Amber Ring A S925 also known as Hematoid QuartzIndonesian Sumatra amber is a 2330 million year old fossilized resin, famously known for producing rare blue amber that fluoresces under UV Light. It's primarily sourced from Sumatra's coal deposits, this material ranges in color from yellow to deep blue. It is highly prized for its unique optical properties caused by, among other things, the hydrocarbon perylene. Approximate Stone Size: 27 x 18 mm This sterling silver ring is adjustable and will best