Small Triangle Solitaire Studs in Sterling with Sapphire Move your mouse over symbol or click to magnify Small triangle formed stud earrings with rounded sides. Every earring has a spherical 3mm white sapphire set into it. The earrings are approx. 5mm Every facet and 2mm top. All in sterling silver. Also to be had in a bigger version in addition to in 14k gold with diamonds in separate listings.