Side by side

Bremont ALT1-CvsZelos Hammerhead (Tantalum LE)

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

ALT1-C
BremontALT1-C
MSRP $6,150
Hammerhead (Tantalum LE)
ZelosHammerhead (Tantalum LE)
MSRP $1,499

At a glance

10 of 29 specs differ
Diameter
ALT1-C43mm
Hammerhead (Tantalum LE)44mm
Power Reserve
ALT1-C40h
Hammerhead (Tantalum LE)40h
Water Resistance
ALT1-C100m
Hammerhead (Tantalum LE)300m
MSRP
ALT1-C$6,150
Hammerhead (Tantalum LE)$1,499

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
43mm
44mm
Thickness
16mm
13mm
Lug-to-Lug
44mm
Material
316L Stainless Steel
Titanium
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Regular length (15cm - 19cm wrist size)
Tantalum LE

Movement

1 specs
Caliber
BE-50AE
Seiko NH35

Pricing

1 specs
MSRP
$6,150
$1,499

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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.

Zelos Hammerhead (Tantalum LE)

The Zelos Hammerhead (Tantalum LE) features a forged carbon dial and bezel insert with infused lume. On balance, owners and reviewers rate the Zelos Hammerhead (Tantalum LE) highly for its unique material composition and substantial feel.

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