Side by side

Orient KamasuvsSpinnaker Dumas GMT

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

Kamasu
OrientKamasu
MSRP $375
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

15 of 29 specs differ
Diameter
Kamasu41.8mm
Dumas GMT44mm
Power Reserve
Kamasu40h
Dumas GMT40h
Water Resistance
Kamasu200m
Dumas GMT300m
MSRP
Kamasu$375
Dumas GMT$399

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
41.8mm
44mm
Thickness
12.8mm
15mm
Lug-to-Lug
47mm
48mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Black
Blue
Indices
Applied

Movement

4 specs
Caliber
F6922
Seiko NH34A
Beat Rate
21,600 vph
28,800 vph
Jewels
22
25
Complications
Day-date
None

Pricing

1 specs
MSRP
$375
$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.

Orient Kamasu

Owners widely praise the Orient Kamasu for its excellent value, robust build quality suitable for daily wear, and attractive design featuring applied indices and a sunburst dial. Reviewers and owners consistently highlight its strong lume, hacking and hand-winding movement, sapphire crystal, and sub-42mm dimensions. Some owners note a rattle, a crown that can be hard to grip, and a bezel with noticeable play or a tendency to become sticky. The bracelet is frequently criticized for its hollow end links and pressed clasp, though opinions on its taper vary. Accuracy figures reported by owners range from approximately +15 seconds per day to more precise timekeeping. Overall, owners rate the Orient Kamasu highly for its impressive finishing and features at its price point.

From video reviewers

The Orient Kamasu's compact package makes it suitable for smaller wrists without compromising wrist presence. A notable weakness is that the bracelet is decent but may have some issues, although the reviewer does not elaborate. Reviewers disagree on the value for money, with one highlighting the affordable price and in-house movement, while the other implies a trade-off in value.

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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