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For the Enthusiast

Considered the best value traveler’s GMT amongst collectors.

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All The Specs You Wanted

and Even More

  • Accurate to +/-5 spd

    Every Strat-o-timer GMT is regulated in the USA to maximize the performance and accuracy of the movement.

  • Tool-less Micro Adjust

    The buckle ensures a great fit and accommodates the natural swell of your wrist without the need for a tool.

  • Jumping Hour Hand

    Easily set the GMT hand to home time and then conveniently adjust the local hour hand while traveling.

Accurate to +/-5 spd

Every Strat-o-timer GMT is regulated in the USA to maximize the performance and accuracy of the movement.

Tool-less Micro Adjust

The buckle ensures a great fit and accommodates the natural swell of your wrist without the need for a tool.

Jumping Hour Hand

Easily set the GMT hand to home time and then conveniently adjust the local hour hand while traveling.

“Jack Mason is redefining value in horology.”

Fratello Watches

Collector's Thoughts

Five Star Reviews

Niel D.

“What a watch!! Just obsessively detailed beautiful piece of art. This watch is the holy grail watch one should aspire to buy!! Made me really happy with the purchase. Ps. This is my one of the 100 Jack Masons I own. I know. Crazy.”

Michael N.

“I own a lot of watches, and I have to say that the Strat is the best value going. The fit and finishing are excellent. The regulation on this watch is flawless. Its accuracy surpasses my Speedmaster! You absolutely can’t go wrong with this watch.”

Shop Strat-o-timer GMT

Strat-o-timer GMT: Americana

$999.00

Strat-o-timer GMT: Espresso

$999.00

Strat-o-timer GMT: Dark Night

$999.00

  • Strat-o-timer GMT: Americana

    $999.00

  • Strat-o-timer GMT: Espresso

    $999.00

  • Strat-o-timer GMT: Dark Night

    $999.00

Punches Way Above It’s Weight

Compare Popular GMTs Below

Seiko 5 GMT

GMT TYPE

Caller

ACCURACY

+40 / -20 spd

CRYSTAL

Hardlex

BEZEL

Hardlex

BEZEL MECHANICS

Friction

WATER RESISTANCE

100m

CROWN

Push-pull

MICRO-ADJUSTMENTS

Tool Required

Strat-o-timer GMT

GMT TYPE

Travelers

ACCURACY

+/-5 spd

CRYSTAL

Sapphire

BEZEL

Sapphire

BEZEL MECHANICS

48-Click

WATER RESISTANCE

200m

CROWN

Screw-down

MICRO-ADJUSTMENTS

No Tool

Rolex GMT Master II

GMT TYPE

Travelers

ACCURACY

+/-2 spd

CRYSTAL

Sapphire

BEZEL

Ceramic

BEZEL MECHANICS

48-Click

WATER RESISTANCE

100m

CROWN

Screw-down

MICRO-ADJUSTMENTS

No Tool

USA Assembled and Regulated

Every Strat-o-timer GMT has been regulated for higher accuracy by Jack Mason. Like a car engine, we take a stock part and maximize its output for better performance.

Regulated

+/-5 spd

Stock

+30/-10 spd

USA Assembled and Regulated

Every Strat-o-timer GMT has been regulated for higher accuracy by Jack Mason. Like a car engine, we take a stock part and maximize its output for better performance.

Regulated

+/-5 spd

Stock

+30/-10 spd

Quick-Adjust Clasp

The bracelet clasp has a built in tool-less micro adjusting feature that include 9 points of adjustments making this bracelet a comfortable fit for any wrist size.

No Tool Needed

9 Levels of Adjustment

Absolute Strap Monster

20mm 7-Row Bracelet

The 7-row, 316L stainless steel bracelet has a comfortable 20mm to 16mm taper and is equipped with solid, quick-release end links. The tool-less micro-adjust buckle seals the deal.

Jubilee Style

Brushed/Polished

Screwed Links

Quick-Adjust Clasp

Switch It Up With Other Straps

20mm 3-Row Bracelet

The 3-row, 316L stainless steel bracelet tapers from 20mm to 16mm, is equipped with solid, quick-release end links, and sports a scratch resistant coating. The tool-less micro-adjust buckle makes this a great everyday bracelet.

Scratch-Resist Coating

Brushed Finish

Screwed Links

Quick-Adjust Clasp

20mm Tropic Strap

The 20mm Jack Mason tropic strap is equipped with quick release pins for tool less strap interchangeability. The FKM material gives this rubbery strap a luxury feel that’s not too flimsy or too stiff, and performs perfectly in the water.

Premium FKM

Quick-Release Pins

Debossed Lone Star

Locking Keeper Tabs

The Bottom Line

Checks Every Box

The Strat-o-timer GMT is loaded with top of the line specifications and completely designed at our studio in Texas. This watch was held to the highest of standards.

Buy Now

Traveler’s

GMT

USA Assembled

& Regulated