Shop All Jewelry All / Color Stones, Diamonds (Unbranded) / By Treatment (Unheat vs Heated) / Heated Heated Clear All Pre-owned Luxury Brand Jewelry Color Stones, Diamonds (Unbranded) By Stone Type (Color Stones, Diamonds) By Treatment (Unheat vs Heated) Unheat Heated Filters Categories All Pre-owned Luxury Brand Jewelry Harry Winston Cartier Tiffany Graff Other Brands Color Stones, Diamonds (Unbranded) By Stone Type (Color Stones, Diamonds) Lab-grown Diamonds Natural Diamonds Color Stones By Treatment (Unheat vs Heated) Unheat Heated Filter Clear Filter 'Royal Blue' 1.09ct Sapphire (Heated, Sri Lanka) Tiara Diamond Ring, US 5, AU750 $2,499.00 Add To Cart Added! No results found No results match your search. Try removing a few filters.