Side by side

Bremont S502vsSeiko Prospex SPEEDTIMER

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

S502
BremontS502
MSRP $5,100
Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $750

At a glance

13 of 29 specs differ
Diameter
S50243mm
Prospex SPEEDTIMER41.4mm
Power Reserve
S50240h
Prospex SPEEDTIMER40h
Water Resistance
S502500m
Prospex SPEEDTIMER100m
MSRP
S502$5,100
Prospex SPEEDTIMER$750

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
43mm
41.4mm
Thickness
16.5mm
13mm
Lug-to-Lug
45.9mm
Lug Width
16.5mm
21mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
500m
100m

Crystal & Dial

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

Movement

2 specs
Caliber
BE-93-2AE
V192
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$5,100
$750

Follow this matchup

Get a note when Bremont S502 vs Seiko Prospex SPEEDTIMER gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Bremont S502

The Bremont S502 is widely praised for its attractive full-stealth, black DLC treatment, and the beige lume that complements its Spec Ops design, with a burnt-orange GMT hand enhancing legibility. Owners find the watch handsome and cool, appreciating the 'black & tan' aesthetic suitable for hard wear. The Bremont S502 features a 502m water-resistance rating and a 42-hour power reserve, powered by a chronometer-rated Bremont BE-93-2AV automatic movement. While many like the NATO strap for its aesthetic and how it ties in with the PVD metalwork, some prefer the original black rubber strap for its comfort and custom fit. On balance, owners and reviewers rate the Bremont S502 highly for its stealthy aesthetic and robust build.

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.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.