Premium PVD black watch case engineered for serious horologists. This 36mm/39mm case features 316L stainless steel construction with a distinctive fluted bezel, sapphire crystal, and robust water resistance. Compatible with NH35, NH36, ETA2824, PT5000, Miyota 8215, and 8285 movements, offering versatility for custom builds and replacements. The Day-Date complication window and refined finishing deliver professional-grade aesthetics. Ideal for watchmakers and enthusiasts seeking reliable, high-quality case components with authentic Datejust-inspired design.

Key Specifications

• Case Sizes: 36mm or 39mm diameter 

• Case Thickness: Approximately 11.8mm (36mm) or 12.2mm (39mm).

• Materials:

  • Case & Bracelet: 316L Stainless Steel (high-quality surgical steel, corrosion-resistant).

  • Crystal: Sapphire Glass (highly scratch-resistant).

• Style Details:

  • Case: Fluted (ridged) and curved design.

  • Bracelet: Jubilee-style or Oyster strap.

  • Color Options: pvd black

• Technical Features:

  • Water Resistance: 100 meters (10 ATM). Note: This rating depends on proper assembly and sealing.

  • Crown: Screw-down crown (essential for water resistance).

  • Case Back Options: Choose between a solid steel back or a see-through exhibition case back (to view the movement).

  • Lug Width: 20mm (standard strap/bracelet width).

  • Lug to Lug:46mm/ 48mm

Compatibility

• Movements: Designed to house the most common automatic movements for modding:

  • Seiko-made: NH34 (GMT), NH35/NH36/NH38 (date/day-date), 4R36.

  • Miyota-made: 8215, 8205.

  • Eta2824,Sw200 PT5000 etc

• Dial: Fits standard 28.5mm diameter dials (the vast majority of dials made for the above movements).

What’s Included

The kit typically contains all necessary parts to house the movement:

• Watch case (top)

• Case back (solid or transparent)

• Crown

• Jubilee / Oyster bracelet

• Movement holder (buffer seat)

• Rubber gaskets (for sealing)

• 2 spring bars (for attaching bracelet)

What You Need to Build a Complete Watch

To create a functioning watch, you must separately purchase:

1. A compatible movement (e.g., Seiko NH35).

2. A 28.5mm dial.

3. Hands that fit the chosen movement.

4. Tools for assembly (case opener, hand setters, tweezers, etc.).