Art Deco Essex Crystal Jack Russell Brooch with Diamonds and Sapphires

A stunning reverse intaglio crystal brooch depicting two Jack Russell Terrier dogs. Framed in 18ct yellow gold and platinum within a sapphire and rose-cut diamond surround. Circa 1920.

• Metal: Tests as platinum and 18ct gold
• Hallmarks: None
• Dimensions: 2.60 x 3.10cm
• Gross weight: 11.20 grams