Side by side
Tissot Seastar 1000 GMTvsUnimatic Modello Quattro UT4 Toolwatch Time Only (40mm)
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
7 of 29 specs differDiameter
Seastar 1000 GMT40mm
Modello Quattro UT4 Toolwatch Time Only (40mm)40mm
Power Reserve
Seastar 1000 GMT40h
Modello Quattro UT4 Toolwatch Time Only (40mm)40h
Water Resistance
Seastar 1000 GMT300m
Modello Quattro UT4 Toolwatch Time Only (40mm)300m
MSRP
Seastar 1000 GMT$575
Modello Quattro UT4 Toolwatch Time Only (40mm)$515
Full specifications
Case
3 specsCategory
Diver
—
Thickness
11.77mm
12mm
Lug-to-Lug
40mm
46mm
Crystal & Dial
2 specsIndices
Indexes
Applied
Lume
Super-LumiNova ®
None
Movement
1 specsCaliber
11.5'
Seiko VH31 (quartz)
Pricing
1 specsMSRP
$575
$515
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