Bido Watches
CUSTOM SEIKO MOD OPEN HEART BROWN/BRONZE AUTOMATIC NH38 MOVEMENT MEN'S WATCH
Leaves our US facility within 2 business days.
Typical US delivery: 2–5 business days once shipped, tracked.
- QC-checked before shipping
The story
CUSTOM SEIKO MOD OPEN HEART BROWN/BRONZE AUTOMATIC NH38 MOVEMENT MEN'S WATCH
Seiko Mod Nautilus Style "Open Heart Brown" Automatic (43mm)
An exquisite custom build taking inspiration from classic luxury sport architecture with a captivating open-heart movement display. Featuring a rich brown dial that reveals the mechanical balance wheel in motion, this 43mm piece is encased in warm bronze-tone stainless steel with a matching exhibition back to appreciate the fully automatic movement.
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Dial: Sunburst brown dial featuring an open-heart aperture at 9 o'clock, central sweep seconds hand, luminous hands, and luminous hour markers
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Movement: Seiko NH38 automatic movement (open-heart configuration, self-winding, hackable)
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Case & Bezel: 43mm bronze-tone stainless steel Nautilus-style case with brushed and polished finishing
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Caseback: Exhibition display caseback showcasing the NH38 automatic movement
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Crown: Screw-down crown
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Glass: Scratch-resistant sapphire crystal
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Bracelet: Integrated bronze-tone stainless steel bracelet with butterfly deployment clasp
EXCELLENT UNUSED CONDITION NEW
NEW WITH NO BOX OR PAPER
PLEASE CHECK THE PICTURES FOR MORE DETAILS
Quality control
Every watch passes a documented multi-stage inspection — parts, assembly, function and a final visual check — before it ships.
Shipping
PLACEHOLDER — confirm before launch: Ready-to-ship watches leave our US location within 1–2 business days with tracked shipping.
Warranty
Every watch is covered by a 12-month limited warranty against defects in materials and workmanship under normal use — including movement, dial or hand, and case or bracelet manufacturing defects. Excludes normal wear, misuse, unauthorized service, and water damage beyond the stated rating. Implied warranties are limited to this same 12-month period where permitted by law. Full terms on the warranty page.
Returns
15-day returns on watches in original condition — unworn beyond initial try-on, in original packaging with all included items. Return shipping is the customer's responsibility unless the item arrived damaged or we made an error. Full terms on the returns page.