Side by side

Gruppo Gamma Vanguard SteelvsOrient Kamasu

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

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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.

Gruppo Gamma Vanguard Steel

The Gruppo Gamma Vanguard Steel is praised for its aged steel case and cream sandwich dial. However, some owners dislike the distorted sapphire crystal and the absence of minute markers, with one noting difficulty in replacing the crystal due to hand fitment. The watch features a Miyota 9039 movement with a 42-hour power reserve and an accuracy range of -10 to +30 seconds per day, and is offered with two strap options. On balance, owners value the Gruppo Gamma Vanguard Steel for its distinctive aged aesthetic and dial design, despite some reservations about the crystal.

From video reviewers

Movement accuracy is a notable strength, with one reviewer noting a -1.8 second per day deviation after initial testing. A weakness is the substantial price hike for the re-release model, which raises questions about whether the upgrades justify the cost. Reviewers disagree on the watch's originality, with one calling it "decidedly derivative" and the other not mentioning this aspect.

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.

At a glance

16 of 29 specs differ
Diameter
Vanguard Steel42mm
Kamasu41.8mm
Power Reserve
Vanguard Steel42h
Kamasu40h
Water Resistance
Vanguard Steel100m
Kamasu200m
MSRP
Vanguard Steel$790
Kamasu$375

Full specifications

Case

5 specs
Category
Diver
Diameter
42mm
41.8mm
Thickness
12.6mm
12.8mm
Lug-to-Lug
49.5mm
47mm
Water Resistance
100m
200m

Crystal & Dial

3 specs
AR Coating
Yes
Dial Color
Forged Carbon
Black
Lume
Super-LumiNova
None

Movement

7 specs
Caliber
Miyota 9039
Orient F6922
Beat Rate
0 vph
21,600 vph
Power Reserve
42h
40h
Jewels
0
22
Hacking
No
Yes
Hand-winding
No
Yes
Complications
None
Day-date

Pricing

1 specs
MSRP
$790
$375
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