Oval pink cabochon Rhodochrosite hardstone 16mm x12.5mm bezel set enclosed within a pair of fluid naturalistic ribbed sheafs tighed at the base by a diamond set band 0.06cts. Wonderful colours reflected from the ribbed gold. Hallmarked 750. Reputably purchased from H Stern Buenos Aries, Argentina in 1984. 50mm x 30mm.