Side by side

Jack Mason Strat-o-timer GMTvsTedoro Harmony 36mm Stainless Steel Seiko NH35A

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

Strat-o-timer GMT
Jack MasonStrat-o-timer GMT
MSRP $1,099

At a glance

9 of 29 specs differ
Diameter
Strat-o-timer GMT40mm
Harmony 36mm Stainless Steel Seiko NH35A36mm
Power Reserve
Strat-o-timer GMT42h
Harmony 36mm Stainless Steel Seiko NH35A41h
Water Resistance
Strat-o-timer GMT200m
Harmony 36mm Stainless Steel Seiko NH35A100m
MSRP
Strat-o-timer GMT$1,099
Harmony 36mm Stainless Steel Seiko NH35A$495

Full specifications

Case

5 specs
Diameter
40mm
36mm
Thickness
13.2mm
Lug-to-Lug
47mm
Lug Width
20mm
Water Resistance
200m
100m

Crystal & Dial

1 specs
Dial Color
Burgundy

Movement

2 specs
Caliber
Miyota 9075
Seiko NH35A
Power Reserve
42h
41h

Pricing

1 specs
MSRP
$1,099
$495
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