Seiko GMT mod
Recent Comparable Listings
Community Marketplace
| Date | Condition | Asking Price | Deal |
|---|---|---|---|
| Apr 4 | — | $190 |
A custom modified Seiko watch, featuring a GMT function using the NH34 automatic movement. Typically includes an upgraded stainless steel case and bracelet, ceramic bezel, and other aesthetic modifications.
Specifications
Movement
More from Seiko 5 Sports GMT
View all Seiko 5 Sports GMT references →
Related Guides & Articles
The best watches you can buy under $1,000 in 2026 — pre-owned and new picks from Seiko, Hamilton, Orient, Tissot, and G-Shock with current prices.
Current secondhand Seiko prices — from the Seiko 5 to Presage and Prospex. See pre-owned median prices, ranges, and the best Seiko watches to buy used.
Learn how to compare pre-owned watch prices across marketplaces — understand market value, spot overpriced listings, and find the best deal on the watch you want.
The best deals on pre-owned watches this month — undervalued models from Rolex, Omega, Tudor, Seiko, and more, with current market prices and why they're worth buying.