This is a 3 o'clock case various Seiko movements including the NH35. The case has a 37.4mm diameter when fully assembled and very similar to the SKX023 cases. While it does take design cues from the SKX023, the parts are not compatible. This item now comes with a customer selected bezel, crown, and bracelet option along with the appropri
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Very happy with the case. High quality for a very awaited project. Great finishings, measurement super correct to average wrists, and the visible surface of the dial without distortion due to a great crystal allows an unlimited combination of dials, styles and colors.
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Alejandro · April 19, 2026
Fantastic mid-size case for Seiko NH parts. The thinness, quality, fit and finish are the best I’ve seen. Would recommend for anyone considering <40mm case sizes for seiko modding. Fits well with SRPE bracelets.
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Anonymous · March 22, 2026
Great QC, AJ’s watch parts just fit: the first time, every time. The DCP231 results in a consistent build that you will be proud to show friends or give as a gift to someone special.
![SKX013 GS Diver Watch Case - 36mm (DLC BLACK EDITION) [NH34-Ready] - - - - Lucius Atelier - Swiss Quality Seiko Watch Mod Parts](https://cdn.shopify.com/s/files/1/0012/0386/3612/products/SKX013-GS-Diver-Watch-Case-36mm-DLC-BLACK-EDITION-NH34-Ready-Lucius-Atelier-Swiss-Quality-Seiko-Watch-Mod-Parts.jpg?v=1673378354&width=256)
