Side by side
Le Forban Sécurité Mer La OmahavsSeiko Prospex SPEEDTIMER Mechanical Chronograph
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
La Omaha39mm
Prospex SPEEDTIMER Mechanical Chronograph42mm
Power Reserve
La Omaha42h
Prospex SPEEDTIMER Mechanical Chronograph45h
Water Resistance
La Omaha50m
Prospex SPEEDTIMER Mechanical Chronograph100m
MSRP
La Omaha—
Prospex SPEEDTIMER Mechanical Chronograph$2,500
Full specifications
Case
6 specsCategory
—
Chronograph
Diameter
39mm
42mm
Thickness
13.9mm
14.6mm
Lug-to-Lug
46mm
49.5mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
—
Black
Lume
None
LumiBrite on hands and index(es)
Movement
3 specsCaliber
Seiko NE86
8R48
Power Reserve
42h
45h
Jewels
25
34
Pricing
1 specsMSRP
—
$2,500
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