Side by side

Oak & Oscar The Olmsted ExP-01vsSpinnaker Dumas GMT

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

The Olmsted ExP-01
Oak & OscarThe Olmsted ExP-01
MSRP $1,775
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

16 of 29 specs differ
Diameter
The Olmsted ExP-0138mm
Dumas GMT44mm
Power Reserve
The Olmsted ExP-0142h
Dumas GMT40h
Water Resistance
The Olmsted ExP-01100m
Dumas GMT300m
MSRP
The Olmsted ExP-01$1,775
Dumas GMT$399

Full specifications

Case

7 specs
Category
Field
GMT
Diameter
38mm
44mm
Thickness
10.8mm
15mm
Lug-to-Lug
44.9mm
48mm
Lug Width
20mm
22mm
Material
316L Heat-treated Stainless Steel
316L Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

4 specs
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Inner
Dial Color
Black
Blue
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Sellita SW300
Seiko NH34A
Beat Rate
4 vph
28,800 vph
Power Reserve
42h
40h
Complications
GMT, Chronograph, Date
None

Pricing

1 specs
MSRP
$1,775
$399

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Oak & Oscar The Olmsted ExP-01

Owners widely praise Oak & Oscar The Olmsted ExP-01 for its exceptional finishing, comfortable bracelet, and smooth movement. The dial designs are a frequent point of admiration, with specific appreciation for the white, navy, and gray variants, as well as the orange seconds hand. The watch is considered fairly priced at around $1.5k and is noted for its versatility and "soul." On balance, owners rate Oak & Oscar The Olmsted ExP-01 highly for its overall quality, design, and the brand's customer service.

Spinnaker Dumas GMT

Owners praise the Spinnaker Dumas GMT's satisfying lume, including on the crown, and good finishing, with one owner finding it wears well on a 17cm wrist. The watch features a Seiko NH34A GMT movement and a blue gradient dial. Reviewers note its 44mm diameter and 209g weight on the bracelet make it unsuitable for smaller wrists.

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