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Boldr Expedition EnigmathvsHamilton Jazzmaster Regulator Cinema

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.

Boldr Expedition Enigmath

Boldr is widely praised for its attractive fumé dials, blend of sandblasted and polished case finishes, and excellent legibility. Owners report good build quality and value, with some calling it an excellent GADA or hiking watch, and the Miyota 9039 movement is noted for its smooth seconds hand sweep. However, the practical usefulness of the slide rule bezel is questioned, and some find the designs "microbrand-y" or potentially overpriced, with one owner reporting a negative warranty experience. On balance, owners and reviewers rate Boldr highly for its attractive dials and solid build quality at the price point.

From video reviewers

The watch's slide rule function is a convenient feature, allowing for calculations on the go. One potential drawback is the use of the Japanese Miyota 9039 movement, which may be a trade-off for some buyers. Reviewers disagree on whether the quick 'on the fly' adjust bracelet is a more significant advantage than the watch's sapphire crystal for durability and scratch resistance.

Hamilton Jazzmaster Regulator Cinema

The Hamilton Jazzmaster is widely praised for its value and refined design, with specific models highlighted for sophisticated skeletonization and minimalist aesthetics. Owners appreciate elegant dial work, such as the "spiky H" logo on the Skeleton or the open-heart design on other variants, and the slim profile of the Thinline Automatic is frequently noted. The Calibre H-10-S movement is recognized for its substantial 80-hour power reserve. However, opinions vary on the practicality of open-heart designs, with some finding them gimmicky or impacting legibility, particularly as wearers age. Accuracy figures reported by owners range from 2-3 seconds fast per day to less precise performance, and repair costs can be a consideration. Overall, owners and reviewers value the Hamilton Jazzmaster for its attractive design and accessible price point, with specific models offering unique aesthetic appeals.

At a glance

12 of 29 specs differ
Diameter
Expedition Enigmath41mm
Jazzmaster Regulator Cinema42mm
Power Reserve
Expedition Enigmath42h
Jazzmaster Regulator Cinema
Water Resistance
Expedition Enigmath200m
Jazzmaster Regulator Cinema50m
MSRP
Expedition Enigmath$599
Jazzmaster Regulator Cinema$1,475

Full specifications

Case

6 specs
Category
Tool
Chronograph
Diameter
41mm
42mm
Thickness
12.8mm
12.83mm
Lug-to-Lug
47.5mm
0mm
Lug Width
20mm
22mm
Water Resistance
200m
50m

Crystal & Dial

3 specs
AR Coating
Yes
Dial Color
Enigmath Coconino
Black
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Miyota 9039
Hamilton H-12
Power Reserve
42h
0h

Pricing

1 specs
MSRP
$599
$1,475
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