It's your time to shine. Take advantage with this sparkling piece from Siera. Featuring a full-cut diamond centerpiece (1/4 ct. t.w.) and smaller full-cut diamonds (1/4 ct. t.w.) at the shoulders. Set in 14k gold. Sirena Diamond Engagement Ring in 14k Gold (1/2 ct. t.w.) Jewelry & Watches Fine Jewelry - Rings