Side by side

Lum-Tec Combat B73vsSeiko Prospex Sea

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Combat B73
Lum-TecCombat B73
MSRP $545
See the full Combat B73
Prospex Sea
SeikoProspex Sea
MSRP $1,500
See the full Prospex Sea
Buy from Lum-Tec ↗
Buy used on eBay ↗
Buy from Seiko ↗
Buy used on eBay ↗

At a glance

12 of 29 specs differ
Diameter
Combat B7343mm
Prospex Sea43.5mm
Power Reserve
Combat B73—
Prospex Sea70h
Water Resistance
Combat B73200m
Prospex Sea200m
MSRP
Combat B73$545
Prospex Sea$1,500

Full specifications

Case

5 specs
Category
—
Diver
Diameter
43mm
43.5mm
Thickness
13.6mm
13.3mm
Lug-to-Lug
51.5mm
51mm
Material
Stainless Steel
Titanium

Crystal & Dial

3 specs
AR Coating
—
Anti-reflective coating on inner surface
Dial Color
—
—
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Ronda 515
Seiko 6R35
Power Reserve
0h
70h
Jewels
0
24

Pricing

1 specs
MSRP
$545
$1,500
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