Side by side

Bremont ALT1-CvsSeiko Prospex SPEEDTIMER

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

ALT1-C
BremontALT1-C
MSRP $6,150
Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $750

At a glance

12 of 29 specs differ
Diameter
ALT1-C43mm
Prospex SPEEDTIMER41.4mm
Power Reserve
ALT1-C40h
Prospex SPEEDTIMER40h
Water Resistance
ALT1-C100m
Prospex SPEEDTIMER100m
MSRP
ALT1-C$6,150
Prospex SPEEDTIMER$750

Full specifications

Case

5 specs
Diameter
43mm
41.4mm
Thickness
16mm
13mm
Lug-to-Lug
45.9mm
Lug Width
22mm
21mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Regular length (15cm - 19cm wrist size)
Black
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
BE-50AE
V192
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$6,150
$750

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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.

Seiko Prospex SPEEDTIMER

Owners widely praise the Seiko Prospex SPEEDTIMER's design, with specific mentions of its beautiful ice blue sundial and compact 39mm case size, which some note wears smaller than its specifications due to a short lug-to-lug distance. Reviewers highlight its racing-inspired aesthetic and versatility, with one owner finding the 39mm solar model a sturdy and reliable everyday watch with 100m water resistance. However, some owners question the value proposition, citing the $700 price for a solar quartz model and a thickness of 13mm, while others expressed a preference for automatic movements. On balance, owners and reviewers appreciate the Seiko Prospex SPEEDTIMER's attractive vintage-inspired design and compact wearability, though some debate its value and thickness for a solar quartz chronograph.

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