Side by side

Bremont ALT1-CvsSpinnaker Bradner Pearl Diver

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

ALT1-C
BremontALT1-C
MSRP $6,150
Bradner Pearl Diver
SpinnakerBradner Pearl Diver
MSRP $370

At a glance

8 of 29 specs differ
Diameter
ALT1-C43mm
Bradner Pearl Diver42mm
Power Reserve
ALT1-C40h
Bradner Pearl Diver40h
Water Resistance
ALT1-C100m
Bradner Pearl Diver180m
MSRP
ALT1-C$6,150
Bradner Pearl Diver$370

Full specifications

Case

5 specs
Category
Chronograph
Diver
Diameter
43mm
42mm
Thickness
16mm
15mm
Lug-to-Lug
50mm
Water Resistance
100m
180m

Crystal & Dial

1 specs
Dial Color
Regular length (15cm - 19cm wrist size)
Emerald

Movement

1 specs
Caliber
BE-50AE
SII NH35A

Pricing

1 specs
MSRP
$6,150
$370

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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.

Spinnaker Bradner Pearl Diver

The Spinnaker Bradner Pearl Diver is noted by owners as large on smaller wrists, with a 50mm lug-to-lug and 15mm height being a concern, though some find it acceptable with specific strap choices. Opinions on finishing quality vary, with one owner reporting issues like a poorly seated bezel and crooked indices. Overall, owners rate the Spinnaker Bradner Pearl Diver with mixed reviews regarding its size and finishing.

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