Shop › 0.55 cts Sphene Studs Earrings 0.55 cts Sphene Studs Earrings $350.00 0.55 cts sphene martini style set in 14K white gold stud earrings. 0.55 cts sphene martini style set in 14K white gold stud earrings. Add To Cart Added! You Might Also Like Quick View 8mm Freshwater Pearl Stud Earrings set in 14K White Gold $400.00 Quick View 0.63 cts Blue Sapphire & 0.21 cts Diamond Halo Square Stud Earrings $2,500.00 Quick View 0.17 cts Red Spinel Stud Earrings $450.00 Quick View 0.65 ct Spessartite Garnet Stud Earrings $275.00 Quick View 0.99 cts Andalucite Stud Earrings $550.00