White Gold & Sapphire Birthstone 3 Stone Diamond Ring  Because their deep blue hue echoes the night sky, sapphires are known as the Gems of Heaven. This three stone ring presents 3 created square (princess) cushion cut sapphire gemstones, accented wonderfully by four white round diamonds. The sapphire totals approximately 2 carats (center stone is 6MM, side stones are 5MM each). The ring is crafted of cool, gleaming 10K solid white gold. This 3 stone ring qualifies for free custom ring sizing. Size 6 1/2 is standard. When you order a custom size, please allow an additional 7-10 business days processing time.