Side by side

Aera Instruments D-1 DivervsOak & Oscar The Olmsted Windup Edition

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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D-1 Diver
Aera InstrumentsD-1 Diver
MSRP $2,300
See the full D-1 Diver
The Olmsted Windup Edition
Oak & OscarThe Olmsted Windup Edition
MSRP $1,775
See the full The Olmsted Windup Edition
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At a glance

17 of 29 specs differ
Diameter
D-1 Diver44mm
The Olmsted Windup Edition38mm
Power Reserve
D-1 Diver41h
The Olmsted Windup Edition50h
Water Resistance
D-1 Diver300m
The Olmsted Windup Edition100m
MSRP
D-1 Diver$2,300
The Olmsted Windup Edition$1,775

Full specifications

Case

8 specs
Category
—
Field
Diameter
44mm
38mm
Thickness
15.9mm
10.8mm
Lug-to-Lug
49.55mm
44.9mm
Lug Width
22mm
20mm
Material
Titanium
316L Stainless Steel
Water Resistance
300m
100m
Caseback
—
Engraved

Crystal & Dial

4 specs
Crystal Shape
—
Double-domed
AR Coating
—
Underside
Dial Color
—
Grey
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
Sellita SW200-1
Sellita SW300-1
Beat Rate
0 vph
4 vph
Power Reserve
41h
50h
Complications
None
GMT, Chronograph, Date

Pricing

1 specs
MSRP
$2,300
$1,775
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