Seiko
*PRE-ORDER* Seiko Prospex Alpinist Mechanical GMT 39.5 MM SS Green Dial Watch HBC007J1
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*PRE-ORDER* — Expected delivery week of October 20, 2026.
Caliber Number: 6R54
Movement Type: Automatic with manual winding
Power reserve: Approx. 72 hours
GMT 24-hour hand, rotating compass ring
Case Material: Stainless steel with Super Hard Coating
Case Size
Thickness: 13.6mm
Diameter: 39.5mm
Lug-to-lug: 46.4mm
Crystal: Curved sapphire crystal with anti-reflective coating
Band Material: Cowhide leather
Clasp: Three-fold clasp
Water Resistance: 20 bar (200m)
Screw-down crown, exhibition case back
Frequently Asked Questions
Is this watch new and authentic?
Yes — every watch we sell is 100% brand new and authentic, sourced directly from authorized channels.
What's included in the box?
The watch ships in its original manufacturer box with all accompanying papers/warranty card.
When will this pre-order ship?
Expected delivery is the week of October 20, 2026. We'll notify you as soon as it's ready to ship.
What is the warranty?
This watch comes with the full manufacturer's international warranty.

