

Lugs stay on wrists from about 6.5 in (lug-to-lug rule of thumb)
Last checked Oct 26, 2026
View on Heritus’s site ↗2 weeks turnaround. Forged Carbon Fiber Seiko-Daytona 40 mm MechaQuartz Specifications: Seiko VK63 MechaQuartz Caliber No-Date Complication Characteristics: Forged Carbon Case Front Sapphire Crystal Forged Carbon Bezel Screw Down Crown 10 ATM Water Resistant Dimensions: Case diameter: 40 mm Lug to lug: 48 mm Thickness: 13 mm Lug size: 20 mm Testing: The watch movement accuracy is tested and regulated prior and after assembling. The case is water tested at 10 ATM prior to and at 10 ATM after assembling. Limited Warranty: 12 months limited warranty. The watch includes box, watch instructions, and accessories. We specialize in crafting personalized timepieces tailored to individual client preferences. It's important to note that this particular watch is not manufactured by Seiko and we have no affiliation with, nor do we represent Seiko or any other watch brand.
Details and photos come from Heritus’s website, last checked Oct 26, 2026. Specs were read automatically and may contain mistakes.
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Islander
40 mm · 50 m · Ronda 5020.B


