The Wristwatch Field Guide

Jack Mason Strat-O-Timer Titanium Diver GMT

Strat-O-Timer Titanium GMT

The Jack Mason Strat-O-Timer Titanium Diver GMT is a current-production diver watch with a grey grade 2 case, finished with hardness coating. It measures 40.0 mm across, 13.2 mm thick, 47 mm lug to lug, 118 g, and is water resistant to 200 m. Inside is the Miyota 9075 automatic movement, with 42 h power reserve. Complications: GMT, Date. Priced from $1,399. Brand origin: United States.

Titanium and ceramic diver watchesTitaniumDiversGMTUnder $5,000
Reference
Strat-O-Timer Titanium GMT
Type
Diver
Price
$1,399
Case diameter
40.0 mm
Thickness
13.2 mm
Lug-to-lug
47 mm
Water resistance
200 m
Weight
118 g
Origin
United States
Movement
Automatic
Caliber
Miyota 9075
Power reserve
42 h
Complications
GMT, Date
Material
Titanium
Grade / type
Grade 2
Colour
Grey
Hardness
–
Construction
–
Surface treatment
Hardness coating
Caseback
Titanium
Nickel-free
Yes
Bracelet / strap
Grade 2 titanium bracelet; FKM Tropic strap
Matching bracelet
Standard
Crystal
Sapphire
Display back
No
Dial
Anthracite, cobalt, black
Lume
Super-LumiNova BGW9
Availability
Offered
Status
Current
High confidence Verified Jun 2026 Source: Jack Mason (maker) / Fratello Maker / listing ↗
Facts are free to cite with a link.
See it in the interactive guide

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Alternatives to the Jack Mason Strat-O-Timer Titanium Diver GMT

Magrette Moana Pacific Waterman GMT TitaniumMagretteMoana Pacific Waterman GMT Titanium$82840.0 mmDiversame category · same style · shared complications · similar priceZelos Spearfish TitaniumZelosSpearfish Titanium$89940.0 mm10 mm thickDiversame category · same style · shared complications · similar price
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Frequently asked questions

Is the Jack Mason Strat-O-Timer Titanium Diver GMT nickel-free?

Yes. Nothing nickel-bearing touches the skin: a grey grade 2 case with a titanium caseback, plus a non-steel crown and strap. The Wristwatch Field Guide marks it nickel-free for whole-watch skin contact. If your allergy is severe, confirm the contact points with the maker.

What is the case material of the Jack Mason Strat-O-Timer Titanium Diver GMT?

The Jack Mason Strat-O-Timer Titanium Diver GMT has a grey grade 2 case with a titanium caseback. This is confirmed against the maker spec.

What size is the Jack Mason Strat-O-Timer Titanium Diver GMT?

It is 40.0 mm in diameter, 13.2 mm thick, 47 mm lug to lug, and water resistant to 200 m.

How much does the Jack Mason Strat-O-Timer Titanium Diver GMT weigh?

About 118 g.

How much does the Jack Mason Strat-O-Timer Titanium Diver GMT cost, and is it available?

It is current-production and lists from $1,399.

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