MBC391 - Matte Black 3 o'clock Case
MBC391 - Matte Black 3 o'clock Case
MBC391 - Matte Black 3 o'clock Case
MBC391 - Matte Black 3 o'clock Case
MBC391 - Matte Black 3 o'clock Case
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MBC391 - Matte Black 3 o'clock Case

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$44.99
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$44.99
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This is a 3 o'clock case various Seiko movements including the NH35. The case has a 39mm diameter and built very similarly to the 02W0 cases. Some improvements to this case include a larger and screw down crown.  This item comes with the appropriate gaskets, a see through case back and a crown.  Crystal is NOT included.  Case specifications are below:

Case Material: 316L Stainless Steel
Finishing: Matte Black
Case Diameter: 39mm
Case Thickness: 11.5mm
Lug to Lug Height: 46mm
Lug Width: 20mm
Caseback Screw down, See Through w/ Sapphire Crystal, Matte Black Finish
Crown Screw down
Water Resistance 10ATM with proper assembly
Crystal Comparability: 30mm diameter with thicknesses between 1.2 and 1.6mm

Note: These are designed for using the gray spacer that typically comes in Seiko movements like the NH35.