Side by side

Oak & Oscar The Olmsted ExP-01vsZero West M1 Mosquito (44mm)

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

Add a watch
The Olmsted ExP-01
Oak & OscarThe Olmsted ExP-01
MSRP $1,775
See the full The Olmsted ExP-01
M1 Mosquito (44mm)
Zero WestM1 Mosquito (44mm)
MSRP $4,770
See the full M1 Mosquito (44mm)
Buy from Oak & Oscar ↗
Buy used on eBay ↗
Buy from Zero West ↗
Buy used on eBay ↗

At a glance

14 of 29 specs differ
Diameter
The Olmsted ExP-0138mm
M1 Mosquito (44mm)44mm
Power Reserve
The Olmsted ExP-0142h
M1 Mosquito (44mm)41h
Water Resistance
The Olmsted ExP-01100m
M1 Mosquito (44mm)100m
MSRP
The Olmsted ExP-01$1,775
M1 Mosquito (44mm)$4,770

Full specifications

Case

6 specs
Category
Field
—
Diameter
38mm
44mm
Thickness
10.8mm
14.1mm
Lug-to-Lug
44.9mm
49.6mm
Lug Width
20mm
22mm
Material
316L Heat-treated Stainless Steel
Stainless Steel

Crystal & Dial

3 specs
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Sellita SW300-1
Sellita SW200-1
Beat Rate
4 vph
28,800 vph
Power Reserve
42h
41h
Complications
GMT, Chronograph, Date
None

Pricing

1 specs
MSRP
$1,775
$4,770
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Cincinnati Watch Company The Captain Richter & Phillips Limited Edition
Cincinnati Watch Companymicro

The Captain Richter & Phillips Limited Edition

Ref. the-captain-richter-phillips-limited-edition
38mm·Automatic·100m WR
$900MSRP
—Used
Resco Kauffman Diver - DLC
Rescomicro

Kauffman Diver - DLC

3 variantsRef. kauffman-dlc
44mm·Automatic·200m WR
$2,155MSRP
—Used
Echo/Neutra 1956 3H
Echo/Neutramicro

1956 3H

3 watches · 10 variants1956
40mm·Automatic·100m WR
$1,025MSRP
—Used
CWC (Cabot Watch Company) Arctic Radar Automatic Diver Watch
CWC (Cabot Watch Company)micro

Arctic Radar Automatic Diver Watch

3 variantsRef. cwc-arctic-radar-diver
45mm·Automatic·300m WR
$2,031MSRP
—Used
Duckworth Prestex Marcato Jumping Hour Limited Edition
Duckworth Prestexmicro

Marcato Jumping Hour Limited Edition

4 variantsRef. marcato-jumping-hour
39mm·Automatic·100m WR
$1,950MSRP
—Used
CWC (Cabot Watch Company) RN81 Diver Automatic Watch
CWC (Cabot Watch Company)micro

RN81 Diver Automatic Watch

2 variantsRef. cwc-rn81-clearance-diver
45mm·Automatic·300m WR
$2,858MSRP
—Used
anOrdain Model 3 Method
anOrdainmicro

Model 3 Method

2 variantsModel 3 Method
39mm·Automatic
$4,693MSRP
—Used
Halios Universa II
Haliosmicro

Universa II

5 variantsUniversa
38mm·Automatic·100m WR
$995MSRP
—Used
All alternatives to the The Olmsted ExP-01 →All alternatives to the M1 Mosquito (44mm) →
Explore the full catalog

Follow this matchup

Get a note when Oak & Oscar The Olmsted ExP-01 vs Zero West M1 Mosquito (44mm) gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

Oak & Oscar Batch Nº2vsZero West M1 Mosquito (44mm)Oak & Oscar The Humboldt Seven YearvsZero West M1 Mosquito (44mm)Benrus Watches DTU PhantomvsZero West M1 Mosquito (44mm)Oak & Oscar The Humboldt 12-hrvsZero West M1 Mosquito (44mm)Oak & Oscar The Olmsted ExP-01vsZero West M1 SeriesOak & Oscar The Olmsted ExP-01vsZero West FS-1 Flying Scotsman
Edit this comparisonAdd another watchExplore more 37–45mm watches