provenance:Measurements:The brooch is 1 3/4 x 1 1/8". The oval jadeite is 45.45mm x 10.10 x 26.91mm. The diamonds are each 2.44 x 2.73mm. The total carat weight for both diamonds is 0.12cts. measurements:Condition:In overall very good condition consistent with age and use. Please examine the images for the best indication of condition. weight:Provenance:From an Upstate New York estate