Side by side

Aera Instruments M-1vsOak & Oscar The Olmsted ExP-01

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

M-1
Aera InstrumentsM-1
The Olmsted ExP-01
Oak & OscarThe Olmsted ExP-01
MSRP $1,775

At a glance

14 of 29 specs differ
Diameter
M-139mm
The Olmsted ExP-0138mm
Power Reserve
M-1—
The Olmsted ExP-0142h
Water Resistance
M-130m
The Olmsted ExP-01100m
MSRP
M-1—
The Olmsted ExP-01$1,775

Full specifications

Case

6 specs
Category
—
Field
Diameter
39mm
38mm
Thickness
13.14mm
10.8mm
Lug-to-Lug
47.6mm
44.9mm
Material
Stainless Steel
316L Heat-treated Stainless Steel
Water Resistance
30m
100m

Crystal & Dial

3 specs
Crystal Shape
Flat
Double-domed
AR Coating
Inner
Underside
Dial Color
Dune
Black

Movement

4 specs
Caliber
Sellita SW216-1
Sellita SW300
Beat Rate
28,800 vph
4 vph
Power Reserve
—
42h
Complications
None
GMT, Chronograph, Date

Pricing

1 specs
MSRP
—
$1,775

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