Side by side

Bremont ALT1-CvsBoldr Expedition Enigmath

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

ALT1-C
BremontALT1-C
MSRP $6,150
Expedition Enigmath
BoldrExpedition Enigmath
MSRP $599

At a glance

13 of 29 specs differ
Diameter
ALT1-C43mm
Expedition Enigmath41mm
Power Reserve
ALT1-C40h
Expedition Enigmath42h
Water Resistance
ALT1-C100m
Expedition Enigmath200m
MSRP
ALT1-C$6,150
Expedition Enigmath$599

Full specifications

Case

7 specs
Category
Chronograph
Tool
Diameter
43mm
41mm
Thickness
16mm
12.8mm
Lug-to-Lug
47.5mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Regular length (15cm - 19cm wrist size)
Enigmath Coconino
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
BE-50AE
Miyota 9039,
Power Reserve
40h
42h

Pricing

1 specs
MSRP
$6,150
$599

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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.

Bremont ALT1-C

Owners widely praise the Bremont ALT1-C for its flawless brushed case finish, attractive cream dial with excellent contrast from anthracite sub-dials, and comfortable, balanced wearability. The watch features a well-finished strap and a movement that is a joy to wind, with precise chronograph operation. Reviewers note refined feuille hands and polished Arabic numerals with a golden tinge, balancing ruggedness with elegance. The Bremont ALT1-C averages +3 seconds per day, though one reviewer flags its 16mm height as less than ideal for under-cuff wear and describes the date window as narrow. The modified Valjoux 7750 movement's rotor spin is noticeable. Overall, owners rate the Bremont ALT1-C highly for its refined aesthetics and enjoyable user experience.

Boldr Expedition Enigmath

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.

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