Big Idea Design Ti GMT
The Big Idea Design Ti GMT is a current-production field watch with a grade 2 (ultrahex hardened) titanium case, finished with ultrahex hardened titanium. At 53 g it sits around the middle for field watches in the guide, and is priced well above the $499 median for the category. It ships on a matching titanium bracelet rather than a strap.

- Type
- Field
- Case diameter
- 40.5 mm
- Thickness
- 13.3 mm
- Lug-to-lug
- 46 mm
- Origin
- United States
- Movement
- Automatic (GMT)
- Caliber
- Miyota 9075
- Power reserve
- 42 h
- Complications
- GMT, Date
- Colour
- Grey
- Surface treatment
- UltraHex hardened titanium
- Finish technology
- Surface hardening
- Caseback
- Titanium
- Nickel-free
- No (steel contact)
- Bracelet / strap
- Five-link quick-release titanium bracelet with a stainless steel buckle
- Matching bracelet
- Standard
- Crystal
- Sapphire
- Display back
- No
- Dial
- White
- Dial colours
- White
- Lume
- Super-LumiNova BGW9 (full-dial lume)
- Availability
- Offered
- Status
- Limited edition of 300, individually numbered; sold out at the maker
- Not published
- Reference, Hardness, Construction
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Frequently asked questions
Is the Big Idea Design Ti GMT nickel-free?
No. At least one part that touches the skin is nickel-bearing steel (commonly the caseback or clasp), so the guide does not mark it nickel-free.
What is the case material of the Big Idea Design Ti GMT?
The Big Idea Design Ti GMT has a grade 2 (ultrahex hardened) titanium case with a titanium caseback. This is confirmed against the maker spec.
What size is the Big Idea Design Ti GMT?
It is 40.5 mm in diameter, 13.3 mm thick, 46 mm lug to lug, and water resistant to 200 m.
How much does the Big Idea Design Ti GMT weigh?
About 53 g (head).
How much does the Big Idea Design Ti GMT cost, and is it available?
It is current-production and lists from $975.
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