Side by side
Le Forban Sécurité Mer La BrestoisevsSeestern S446 GMT
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 Brestoise39mm
S446 GMT39.5mm
Power Reserve
La Brestoise42h
S446 GMT41hh
Water Resistance
La Brestoise150m
S446 GMT100m
MSRP
La Brestoise—
S446 GMT$299
Full specifications
Case
6 specsCategory
—
GMT
Diameter
39mm
39.5mm
Thickness
12.7mm
13mm
Lug-to-Lug
45mm
47mm
Lug Width
20mm
20mm
Water Resistance
150m
100m
Crystal & Dial
2 specsCrystal Shape
Flat
Domed
Dial Color
—
Cream
Movement
5 specsCaliber
Miyota 8215
Seiko NH34A GMT
Beat Rate
28,800 vph
3 vph
Power Reserve
42h
41hh
Jewels
25
24
Complications
None
GMT, Date
Pricing
1 specsMSRP
—
$299
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