The 4-prong setting delivers a clean
Designed to securely hold oval stones
9390 – Jumbo: Jaw Size 16mm Square × 20mm Square
0 mm Link Width 14
these bands are a reliable choice for professional jewelers and metalsmiths working across a wide range of materials and surface types
GEM ZOOM U 10X Macro Lens for Cell Phone Images Taps & Dies The 4-prong setting delivers aThe GEM ZOOM U is the second generation of easy to use lens adapters designed to capture 10X magnified images using your cell phone. This updated generation offers broader compatibility than its predecessor, working with all Galaxy and Android smartphones as well as the following iPhone models: 11, X, 8, 8 Plus, 7, 7 Plus, 6, 6s, 6s Plus, 5, 5s, and 5SE plus all tablets and iPads. Jewelers and gemologists can now capture professional quality detail