Side by side
Lum-Tec Combat B73vsSeiko Prospex Sea Save the Ocean Special Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Combat B7343mm
Prospex Sea Save the Ocean Special Edition45mm
Power Reserve
Combat B73—
Prospex Sea Save the Ocean Special Edition41h
Water Resistance
Combat B73200m
Prospex Sea Save the Ocean Special Edition200m
MSRP
Combat B73$545
Prospex Sea Save the Ocean Special Edition$625
Full specifications
Case
4 specsCategory
—
Diver
Diameter
43mm
45mm
Thickness
13.6mm
13.2mm
Lug-to-Lug
51.5mm
47.7mm
Crystal & Dial
3 specsAR Coating
—
Anti-reflective coating on inner surface
Dial Color
—
—
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Ronda 515
4R36
Power Reserve
0h
41h
Jewels
0
24
Pricing
1 specsMSRP
$545
$625
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Lum-Tec Combat B73 vs Seiko Prospex Sea Save the Ocean Special Edition gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Lum-Tec Combat B72vsSeiko Prospex Sea Save the Ocean Special EditionLum-Tec Combat B71vsSeiko Prospex Sea Save the Ocean Special EditionGeckota PhalanxvsSeiko Prospex Sea Save the Ocean Special EditionResco DLCvsSeiko Prospex Sea Save the Ocean Special EditionLum-Tec Combat B73vsSpinnaker Wreck AutomaticBoldr Odyssey OriginalvsLum-Tec Combat B73