Alabaster & Wilson diamond three stone ring. Set with three cushion shape old mine diamonds in open back grain settings with a combined approximate weight of 0.65 carats, to a three stone design featuring angular collets, a polished gallery and circular open backholing, leading to integrated shoulders and flowing through to a solid flat shank. Marked 18 carat yellow gold, maker's mark 'A&W' for Alabaster & Wilson, full hallmarks for Birmingham, English, 1889.
