Side by side
Oak & Oscar The Olmsted Windup EditionvsYema Superman Tourbillon CMM.31 Limited Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
18 of 29 specs differDiameter
The Olmsted Windup Edition38mm
Superman Tourbillon CMM.31 Limited Edition43mm
Power Reserve
The Olmsted Windup Edition50h
Superman Tourbillon CMM.31 Limited Edition40h
Water Resistance
The Olmsted Windup Edition100m
Superman Tourbillon CMM.31 Limited Edition300m
MSRP
The Olmsted Windup Edition$1,775
Superman Tourbillon CMM.31 Limited Edition$13,000
Full specifications
Case
8 specsCategory
Field
Diver
Diameter
38mm
43mm
Thickness
10.8mm
11.7mm
Lug-to-Lug
44.9mm
—
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
300m
Caseback
Engraved
Solid
Crystal & Dial
5 specsCrystal
Sapphire
Domed Sapphire
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
Grey
Steel
Lume
Super-LumiNova
None
Movement
4 specsCaliber
Sellita SW300
Yema CMM.31 Tourbillon
Beat Rate
4 vph
28,800 vph
Power Reserve
50h
40h
Complications
GMT, Chronograph, Date
None
Pricing
1 specsMSRP
$1,775
$13,000
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