Seiko Speedmaster Moonwatch Black

The Chronograph Masterpiece: Inspired Precision

​Elevate your collection with a timepiece that seamlessly blends iconic chronograph heritage with the reliable, modern engineering of a custom Seiko build. This watch is designed for those who appreciate a classic, high-contrast aesthetic that commands attention without saying a word.

​This custom build captures the spirit of legendary racing chronographs, featuring a deep black dial, sharp, legible indices, and a tachymeter bezel that frames the face with purposeful intent. Whether you are navigating the boardroom or the weekend, this piece offers a refined, balanced silhouette that feels substantial on the wrist and pairs effortlessly with any wardrobe.

​Key Specifications

​Experience the perfect fusion of timeless design and modern craftsmanship:

​Case Material: High-grade 316L stainless steel, polished for a sophisticated finish.

​Dial: Classic black chronograph layout with crisp, high-visibility indices.

​Crystal: Scratch-resistant sapphire crystal for long-lasting clarity.

​Bezel: Fixed tachymeter scale bezel, adding a sporty, performance-driven edge.

​Movement: Reliable, high-performance Seiko-based chronograph movement.

​Bracelet: Precision-engineered stainless steel link bracelet, designed for both comfort and durability.

Technical Specifications

​Designed for precision and presence, this build balances a substantial feel with refined wearability.

​Case Diameter: 40mm (excluding crown) — the "sweet spot" for a versatile, professional look.

​Case Thickness: 13.5mm — engineered to sit comfortably under a dress shirt cuff while maintaining a robust, sporty profile.

​Lug-to-Lug Distance: 47mm — ensures the watch contours perfectly to the wrist for a secure fit.

​Lug Width: 20mm — standard size for easy customization with aftermarket straps or bracelets.

​Crystal Type: Flat sapphire crystal with anti-reflective coating for maximum clarity in all lighting conditions.

​Movement: Seiko VK63 Meca-Quartz — delivers the sweep-second hand precision of a mechanical chronograph with the reliable accuracy of quartz.

​Water Resistance: 5ATM (50 meters) — built to withstand daily splashes and rain with confidence.

​Bracelet: Solid stainless steel oyster-style bracelet with a secure double-locking deployment clasp.

​Why This Build?

Custom Seiko mods allow you to own a piece that mirrors the look of horological icons while benefiting from the legendary durability and serviceability of the Seiko platform. This is a watch built to be worn, enjoyed, and admired.

​Ready to secure this piece for your collection? Order yours today and experience the blend of style and precision.