Light up the evening with the mesmerizing twilight color of marquise-shape tanzanite (4-1/3 ct. t.w.) beautifully accented by round-shape diamonds (1/3 ct. t.w.) in these glamorous circle drop earrings created by Effy. Tanzanite Royale by Effy Tanzanite (4-1/3 ct. t.w.) and Diamond (1/3 ct. t.w.) Drop Earrings in 14k White Gold Jewelry & Watches Fine Jewelry - Earrings