Side by side

Bremont Altitude ChronographvsSeiko Prospex SPEEDTIMER

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

Altitude Chronograph
BremontAltitude Chronograph
MSRP $6,300
Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $750

At a glance

12 of 29 specs differ
Diameter
Altitude Chronograph42mm
Prospex SPEEDTIMER41.4mm
Power Reserve
Altitude Chronograph40h
Prospex SPEEDTIMER40h
Water Resistance
Altitude Chronograph100m
Prospex SPEEDTIMER100m
MSRP
Altitude Chronograph$6,300
Prospex SPEEDTIMER$750

Full specifications

Case

5 specs
Diameter
42mm
41.4mm
Thickness
14.7mm
13mm
Lug-to-Lug
45.9mm
Lug Width
14.7mm
21mm
Material
316L Stainless Steel (DLC coated)
Stainless Steel

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Silver
Black
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
BE-50AE
V192
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$6,300
$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 Altitude Chronograph

Owners note faint marks on the case sides and back, with minor wear and creasing on the strap. Reviewers flag the "DANGER EJECTION SEAT" wordmark on the dial as a divisive design choice that disrupts the MB series' usual stark tone, though they praise the improved smoothness and click precision of the Roto Click rotating bezel. On balance, the Bremont Altitude Chronograph elicits mixed reactions, with design elements like the dial text being a point of contention for reviewers.

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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