Which is cheaper, the Jack Mason Strat-o-timer GMT or the Typsim 100M?

At MSRP the Typsim 100M is the cheaper of the two at $999, against $1,149 for the Jack Mason Strat-o-timer GMT — a $150 gap before any retailer discounting.

Which is bigger, the Jack Mason Strat-o-timer GMT or the Typsim 100M?

The Jack Mason Strat-o-timer GMT wears larger at 42mm versus 36mm for the Typsim 100M — a 6mm difference across the dial.

Which has better water resistance, the Jack Mason Strat-o-timer GMT or the Typsim 100M?

The Jack Mason Strat-o-timer GMT is rated to 200m versus 100m for the Typsim 100M.

What movement does the Jack Mason Strat-o-timer GMT run compared to the Typsim 100M?

Both watches run automatic movements — the Jack Mason Strat-o-timer GMT uses the Miyota 9075 and the Typsim 100M uses the Sellita SW300-1.

Side by side

Jack Mason Strat-o-timer GMTvsTypsim 100M

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Add a watch

Jack Mason Strat-o-timer GMT

strat-o-timer-42-americana

MSRP $1,149

Typsim 100M

100m

MSRP $999

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Buy used on eBay ↗

Buy from Typsim ↗

Buy used on eBay ↗

At a glance

10 of 29 specs differ

Diameter

Strat-o-timer GMT42mm

100M36mm

Power Reserve

Strat-o-timer GMT40h

100M40h

Water Resistance

Strat-o-timer GMT200m

100M100m

MSRP

Strat-o-timer GMT$1,149

100M$999

Full specifications

Case

6 specs

Diameter

42mm

36mm

Thickness

13.2mm

11.3mm

Lug-to-Lug

49mm

45mm

Lug Width

22mm

19mm

Material

316L Stainless Steel

Stainless Steel

Water Resistance

200m

100m

Crystal & Dial

2 specs

Crystal

Sapphire

Acrylic

Dial Color

—

Black Gilt

Movement

1 specs

Caliber

Miyota 9075

Sellita SW300-1

Pricing

1 specs

MSRP

$1,149

$999

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