Unimatic U2 38mm Watch Case – Brushed Stainless Steel | AR Sapphire | 20ATM | Fits NH35/NH36/NH38 & ETA2824/PT5000/ST2130 Movements

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Key Features

AR-Coated Sapphire Crystal
Equipped with scratch-resistant sapphire glass with anti-reflective coating for exceptional clarity and durability.

Multi-Movement Compatibility
Designed to fit a wide range of automatic movements:
• Seiko Series: NH35 / NH36 / NH38 / NH34 / 4R35 / 7S26 / SKX / SRP
• Swiss-Standard Series: ETA 2824, PT5000, ST2130
Perfect for watch modding, custom builds, or movement swaps.

Solid Brushed Stainless Steel Case
Crafted from high-quality brushed stainless steel, offering a rugged, premium Unimatic-style look.

200M / 20ATM Water Resistance
Professional-level water resistance suitable for swimming, snorkeling, and diving when properly assembled.

Compatible With 28.3–29.2mm Dials
The case supports a wide range of dial sizes, making it highly versatile for custom builds.

Standard 20mm Lug Width
Fits most 20mm straps, including rubber, leather, and NATO options.

Size / Dimensions

• Case Diameter: 38mm (without crown)

• Case Thickness: 14.2mm

• Lug-to-Lug: 47.6mm

• Strap Width: 20mm

• Open Dial Window: 28mm

• Dial Fitment: 28.3mm–29.2mm