Side by side
Lum-Tec 39mm Combat B74 GMTvsPompeak Sub-Aquatic
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
8 of 29 specs differDiameter
39mm Combat B74 GMT39mm
Sub-Aquatic40mm
Power Reserve
39mm Combat B74 GMT40h
Sub-Aquatic38h
Water Resistance
39mm Combat B74 GMT200m
Sub-Aquatic200m
MSRP
39mm Combat B74 GMT$931
Sub-Aquatic$915
Full specifications
Case
4 specsDiameter
39mm
40mm
Thickness
12mm
13mm
Lug-to-Lug
46mm
48mm
Material
Stainless Steel
904L Stainless Steel
Crystal & Dial
1 specsDial Color
—
Black
Movement
2 specsCaliber
Miyota 9075
Sellita SW200-1
Power Reserve
40h
38h
Pricing
1 specsMSRP
$931
$915
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