Black – 1Pc s-Magnifying Glass, Mini Microscope Jewelry Eye Loupe Magnifier Powerful Doublet, Chrome Plated, Round Body Jewel Loup, 30X21MM, 3000%,Silver,for Antiques, Rocks,Coins,Stamps-B0CHYXQZDH

Magnification:30x;Len Size: 21mm / 0.83″ (D); Total Size: 35 x 24 x 18mm / 1.38″ x 0.94″ x 0.71″ (L*W*H) It comes with its own hard plastic felt lined storage case, include a small loop to attach to a neck chain or key chain feature: color: Silver, size: 30x 21mm mirror diameter: 21mm Great product for the watch making industry, specially for inspecting those tiny objects, good for jewelry, coins, stamps and antiques, etc. Foldable and tiny