Square cut moonstone cabochon ring in 18 karat yellow gold vermeil on sterling silver from Astley Clarke Colour, available exclusively from Astley Clarke. Designed by our creative design team, this sumptuous gemstone ring features a large square moonstone bezel set in satin finished 18 karat yellow gold vermeil. The milky gemstone measures 11mm by 11mm and sits 7mm proud of a 2mm wide band. Breathing life in to old favorites, each gemstone ring within this collection has been set in the Astley flower. Designed to seamlessly fit together, mix and match these glorious rings to suit your mood... a word of warning though, the combinations are limitless and the more you have the more desirable they become.