Platinum Handmade Art Deco Blue Sapphire and Diamond Bar Brooch. Circa 1930.Platinum handmade Blue Sapphire and diamond bar brooch. This brooch features 68 x 5. 00 total carat weight of European an Baguette cut diamonds of (SI) in clarity and (H) in colour. This beautiful brooch also features 2. 50 total carat weight of square cut Blue Sapphires. Weight: 13. 3 grams. This brooch measures: 48mm (L) x 24mm (W). Circa 1930. Excellent condition. Accompanied by a Van Rijk appraisal certificate