Antique Blue John Sterling Silver Brooch Bar Pin Very Rare Rectangular Cut Genuine Real Bleu Jaune Vintage Womens Jewelry Jewellery citrine pendant The item isn't stamped but

The item isn't stamped but tests for Egyptian silver

The rings has a raised pattern on the flats which is a nice touch

The item is stamped "CH 925" and weighs approx

The inner border is decorated with a rose gold highlight

97g in total and the size dimensions

Antique Blue John Sterling Silver Brooch Bar Pin Very Rare Rectangular Cut Genuine Real Bleu Jaune Vintage Womens Jewelry Jewellery citrine pendant The item isn't stamped butDESCRIPTION: A very rare genuine antique Blue John sterling silver brooch. The brooch is stamped "STERLING" and weighs approx. 2. 20g. The size dimensions are in the later photos. The blue john has some natural inclusions and fissures running through it.