These are custom 3d printed to fit the Authentic Omega X Swatch Moonswatch G10 movement into the 39.7mm steel case. The case specs are below for what I use to build the steel upgrades.

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Case: Material - Stainless Steel

Case diameter: 39.7 mm

Thickness 15mm

Strap width: 20mm

Fit dial : 32.5mm

Note: The size of the moon patterned case is the same as the diameter of the case without the pattern

Multifunctional 39.7mm Speedmaster Case Suitable for 0mg VK64 VK63 Quartz Movement Parts Fits 20mm

Steel Band

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THIS LIST ONLY COMES WITH movement holder, regular and wide spacer, and two different versions of

movement holder.

THIS LISTING DOES NOT COME WITH G10 MOVEMENT OR STEEL CASE.