Side by side
Grand Seiko SBGW281vsSerket Watch Co Reef Mariana
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
SBGW28137.3mm
Reef Mariana40mm
Power Reserve
SBGW28172h
Reef Mariana—
Water Resistance
SBGW28130m
Reef Mariana200m
MSRP
SBGW281$4,900
Reef Mariana$449
Full specifications
Case
6 specsCategory
Dress
—
Diameter
37.3mm
40mm
Thickness
11.7mm
13.2mm
Lug-to-Lug
44.3mm
47.5mm
Lug Width
19mm
20mm
Water Resistance
30m
200m
Crystal & Dial
3 specsAR Coating
Yes
Inner
Dial Color
Black
Orange
Lume
None
BGW9
Movement
3 specsCaliber
9S64
Seiko NH35
Type
Manual
Automatic
Power Reserve
72h
—
Pricing
1 specsMSRP
$4,900
$449
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