Side by side

Seiko Prospex SPEEDTIMERvsLongines CONQUEST

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

Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $750
CONQUEST
LonginesCONQUEST
MSRP $900

At a glance

19 of 29 specs differ
Diameter
Prospex SPEEDTIMER41.4mm
CONQUEST41mm
Power Reserve
Prospex SPEEDTIMER40h
CONQUEST40h
Water Resistance
Prospex SPEEDTIMER100m
CONQUEST300m
MSRP
Prospex SPEEDTIMER$750
CONQUEST$900

Full specifications

Case

7 specs
Category
Chronograph
Diver
Diameter
41.4mm
41mm
Thickness
13mm
11.8mm
Lug-to-Lug
45.9mm
51mm
Finish
Brushed and polished
Water Resistance
100m
300m
Caseback
Solid
Screw-down case back

Crystal & Dial

5 specs
Crystal Shape
Curved
AR Coating
Anti-reflective coating on inner surface
Underside
Dial Color
Black
Blue
Indices
Applied
Applied Arabic numerals and indexes
Lume
LumiBrite on hands and index(es)
Super-LumiNova

Movement

6 specs
Caliber
V192
L157.3
Beat Rate
28,800 vph
25,200 vph
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds and date

Pricing

1 specs
MSRP
$750
$900

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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.

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.

Longines CONQUEST

Owners widely praise the Longines CONQUEST for its excellent finishing, comfortable wearability, and strong value, with many highlighting its versatility and smooth hand-winding action. Specific points of praise include the clean design, 30 ATM water resistance, and curved lugs contributing to comfort. However, reviewers and owners consistently note the bracelet's lack of micro-adjustment and the lume is considered poor by multiple sources. Some find the design too simple, and one owner felt the watch was underwhelming in person. On balance, owners rate the Longines CONQUEST highly for its exceptional finishing and value at its price point.

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