Side by side
Seestern S446 GMTvsSerket Watch Co Reef Mariana
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
S446 GMT39.5mm
Reef Mariana40mm
Power Reserve
S446 GMT41hh
Reef Mariana—
Water Resistance
S446 GMT100m
Reef Mariana200m
MSRP
S446 GMT$299
Reef Mariana$449
Full specifications
Case
6 specsCategory
GMT
—
Diameter
39.5mm
40mm
Thickness
13mm
13.2mm
Lug-to-Lug
47mm
47.5mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
200m
Crystal & Dial
3 specsCrystal Shape
Domed
Flat
Dial Color
Cream
Orange
Lume
None
BGW9
Movement
5 specsCaliber
Seiko NH34A GMT
Seiko NH35
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
—
Jewels
24
25
Complications
GMT, Date
None
Pricing
1 specsMSRP
$299
$449
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