Side by side
March LA.B Bonzer BronzevsSeiko Prospex Sea
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Bonzer Bronze41mm
Prospex Sea41mm
Power Reserve
Bonzer Bronze—
Prospex Sea70h
Water Resistance
Bonzer Bronze200m
Prospex Sea200m
MSRP
Bonzer Bronze$1,995
Prospex Sea$900
Full specifications
Case
5 specsCategory
—
Diver
Thickness
0mm
12.3mm
Lug-to-Lug
0mm
46.9mm
Lug Width
0mm
20mm
Material
—
Stainless Steel
Crystal & Dial
5 specsCrystal
—
Sapphire
Crystal Shape
—
Curved
AR Coating
—
Anti-reflective coating on inner surface
Dial Color
Black
—
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
La Joux-Perret G100
Seiko 6R35
Power Reserve
0h
70h
Jewels
0
24
Pricing
1 specsMSRP
$1,995
$900
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