Side by side
Lum-Tec 39mm Combat B74 GMTvsSeiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
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At a glance
12 of 29 specs differDiameter
39mm Combat B74 GMT39mm
Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition40.5mm
Power Reserve
39mm Combat B74 GMT—
Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition70h
Water Resistance
39mm Combat B74 GMT200m
Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition200m
MSRP
39mm Combat B74 GMT$931
Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition$1,250
Full specifications
Case
4 specsCategory
—
Diver
Diameter
39mm
40.5mm
Thickness
0mm
13.2mm
Lug-to-Lug
46mm
47.6mm
Crystal & Dial
4 specsCrystal Shape
—
Curved
AR Coating
—
Anti-reflective coating on inner surface
Dial Color
—
—
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Miyota 9075
Seiko 6R35
Power Reserve
0h
70h
Jewels
0
24
Pricing
1 specsMSRP
$931
$1,250
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