The Jewel Geek on Instagram: "In this video we have the spectacular and highly knowledgeable Gallery Manager at Hancocks, Marcus Wackett introduce us to some exceptional pieces from their boutique. Firstly, we have a late 19th Century diamond tiara, convertible to a necklace and hair comb in its original fitted case by Collingwood. The design is of graduated alternating palmette, trefoil and collet motifs, set throughout with old mine-cut diamonds, with detachable tiara frame, central hair comb