LOT-GB29. For your consideration is a rare and important original antique c.1870 Imperial Victorian 14K white gold, blue sapphire, and natural rose cut diamond brooch / pin, featuring masterfully channel set gemstones with art deco design. Rare Victorian period brooch / pin is hallmarked for 14K imperial gold. Weight: 9.04 grams. Width: 2.0". Brooch is missing one stone, as pictured. Museum quality. One of a kind. Authentic and correct.