Side by side
Oak & Oscar The Olmsted Windup EditionvsGrand Seiko SBGM221
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
The Olmsted Windup Edition38mm
SBGM22139.5mm
Power Reserve
The Olmsted Windup Edition50h
SBGM22172h
Water Resistance
The Olmsted Windup Edition100m
SBGM22130m
MSRP
The Olmsted Windup Edition$1,775
SBGM221$5,400
Full specifications
Case
8 specsCategory
Field
GMT
Diameter
38mm
39.5mm
Thickness
10.8mm
13.7mm
Lug-to-Lug
44.9mm
46.9mm
Lug Width
20mm
19mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
30m
Caseback
Engraved
Solid
Crystal & Dial
4 specsCrystal Shape
Double-domed
Flat
AR Coating
Underside
Yes
Dial Color
Grey
Black
Lume
Super-LumiNova
None
Movement
4 specsCaliber
Sellita SW300
9S66
Beat Rate
4 vph
28,800 vph
Power Reserve
50h
72h
Complications
GMT, Chronograph, Date
None
Pricing
1 specsMSRP
$1,775
$5,400
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