Side by side

Lum-Tec Combat B71vsOrient Kamasu

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

Combat B71
Lum-TecCombat B71
MSRP $595
Kamasu
OrientKamasu
MSRP $375
What people say

Owners + reviewers, side by side

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

Lum-Tec Combat B71

Owners widely praise the Lum-Tec Combat B7 for its exceptionally bright lume and utilitarian design, with one owner specifically noting the appeal of the Cali dial. Confidence exists in the durability of its DLC coating. Reviewers, however, flag the hands as too short and the date window as less than ideally integrated.

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

13 of 29 specs differ
Diameter
Combat B7143mm
Kamasu41.8mm
Power Reserve
Combat B7140h
Kamasu40h
Water Resistance
Combat B71200m
Kamasu200m
MSRP
Combat B71$595
Kamasu$375

Full specifications

Case

4 specs
Category
Diver
Diameter
43mm
41.8mm
Thickness
13.6mm
12.8mm
Lug-to-Lug
51.5mm
47mm

Crystal & Dial

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

Movement

4 specs
Caliber
Ronda 515
F6922
Beat Rate
28,800 vph
21,600 vph
Jewels
25
22
Complications
None
Day-date

Pricing

1 specs
MSRP
$595
$375
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