- Labradorite - greenish, greyish with iridescent blue flecks - 14k gold vermeil level plate - Studs are 8mm - Cuff links are 12mm Also available in Amethyst, Green Onyx, Labradorite, and Custom Stones by Special Order Labradorite (green/grey) ($440.00) Amethyst (purple) ($440.00) Green Onyx ($440.00) Moonstone (white) ($440.00) $440.00 SKU: TSS1603LB Carved "Train" Earring Cabochon Stud Set