44mm Monster Watch Case Japan NH35 diving watch water ghost small can monster penguin case modified watch accessories 10ATM
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This 44MM Monster watch case is designed for professional diving-style mods, featuring a hand-sanded stainless steel finish and rugged structure. Compatible with multiple Seiko NH and 4R/6R movements, it offers stable installation, a screw-down crown, and a clean no-logo design. Ideal for custom monster, water-ghost, or tool watch builds. Installation is recommended by a professional watchmaker.
Specifications:
Compatible Movements: NH35 / NH36 / NH38 / NH34 / 4R35 / 4R36 / 6R35 / 6R36
Case Material: Stainless steel (hand sanding process)
Case Diameter: 44MM
Case Thickness: 13MM
Dial Fit: 28.5MM
Strap Width: 22MM (special strap)
Strap Length: 180MM folding safety buckle
Crown: Screw-down crown
Glass: Flat glass
Caseback: Glass exhibition back
Water Resistance: 3ATM
Branding: No logo
Note: Manual measurement ±0.1MM












































































































