G-Shock • GBM2100A-8B Semi-transparent The springs on manual-wind mechanical

The springs on manual-wind mechanical movements are wound by the rotation of the crown

and the band loop is printed with a befitting hashtag: #oceanfriendlylifestyle

for a solid construction that sacrifices nothing in toughness

Solid case back

G-Shock • GBM2100A-8B Semi-transparent The springs on manual-wind mechanicalSmart and stylish, sleek and sophisticated a GBM 2100 with bold metal bezel that delivers Smartphone Link and Tough Solar charging system, all in the same compact size. Key resin components used in the case and band are made with environmentally responsible bio based resin. Choose your favorite color combination of vapor deposition finishes the GBM 2100A 2B with blue dial and silvery indexes, the GBM 2100A 4B with burgundy dial and silvery indexes, or