GMT
by Seiko
Seiko Prospex Sea 1968 Heritage Diver’s GMT Limited Edition
Prospex Sea · Prospex Sea 1968 Heritage Diver's GMT Limited Edition
- Case
- 42 mm
- Thickness
- 13.3 mm
- Lug width
- 20 mm
- Crystal
- Sapphire
- Market price
- $1,750
Updated 11 November 2026
About this watch
The Seiko Prospex Sea 1968 Heritage Diver's GMT Limited Edition is a 42 mm watch from the Prospex Sea collection. Its stainless steel case is 13.3 mm thick and 48.6 mm from lug to lug, with 20 mm lugs. It is water resistant to 300 m. The crystal is sapphire.
The manufacturer’s list price is US$1,750.
Your next watch
Find your next watch, not just a brand.
Every watch on Watcheers has its spec sheet in Watch Explorer. Filter by size, material and budget to find the one that fits.