Side by side
Seiko Prospex SPEEDTIMERvsUnimatic Modello Quattro UT4-GMT Toolwatch GMT (40mm)
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Prospex SPEEDTIMER41.4mm
Modello Quattro UT4-GMT Toolwatch GMT (40mm)40mm
Power Reserve
Prospex SPEEDTIMER40h
Modello Quattro UT4-GMT Toolwatch GMT (40mm)40h
Water Resistance
Prospex SPEEDTIMER100m
Modello Quattro UT4-GMT Toolwatch GMT (40mm)300m
MSRP
Prospex SPEEDTIMER$750
Modello Quattro UT4-GMT Toolwatch GMT (40mm)$655
Full specifications
Case
6 specsCategory
Chronograph
—
Diameter
41.4mm
40mm
Thickness
13mm
12mm
Lug-to-Lug
45.9mm
46mm
Lug Width
21mm
20mm
Water Resistance
100m
300m
Crystal & Dial
3 specsCrystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Lume
LumiBrite on hands and index(es)
None
Movement
1 specsCaliber
V192
Ronda 515.24D (quartz GMT)
Pricing
1 specsMSRP
$750
$655
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