Side by side

Seiko Prospex SPEEDTIMERvsStraton Straton Syncro MKII Mechanical Chrono

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

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 for its attractive vintage-inspired design and compact 39mm size, with one owner finding the red dial unique and gorgeous. Reviewers and owners note the solar-powered quartz movement, with one owner considering $700 expensive for this specification and another wishing for a thinner case. The SPEEDTIMER is described as a sturdy and reliable everyday watch, though one owner questioned its resale value. Overall, owners and reviewers appreciate the Seiko Prospex SPEEDTIMER for its stylish, compact design and solar functionality, despite some finding the price point and case thickness slightly high.

Straton Syncro MKII Mechanical Chrono

Owners widely appreciate the Straton Syncro MKII Mechanical Chrono's retro racing aesthetic and perceived value. Some owners note the watch is reliable and durable, with a clear date window. One owner finds the 44mm case comfortable, while another reviewer states the 40mm case wears larger than its dimensions. The included Milanese bracelet is criticized for its outdated clasp and polished finish contrasting with the brushed case. The consensus is that owners value the Straton Syncro MKII Mechanical Chrono for its design and customization options at its price point.

At a glance

13 of 29 specs differ
Diameter
Prospex SPEEDTIMER42.5mm
Straton Syncro MKII Mechanical Chrono40mm
Power Reserve
Prospex SPEEDTIMER45h
Straton Syncro MKII Mechanical Chrono
Water Resistance
Prospex SPEEDTIMER100m
Straton Syncro MKII Mechanical Chrono100m
MSRP
Prospex SPEEDTIMER$3,000
Straton Syncro MKII Mechanical Chrono$599

Full specifications

Case

5 specs
Diameter
42.5mm
40mm
Thickness
15.1mm
12.4mm
Lug-to-Lug
50mm
48mm
Material
Stainless Steel
316L Stainless Steel
Caseback
Sapphire crystal

Crystal & Dial

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

Movement

4 specs
Caliber
Seiko 8R46
Seagull ST19 (family)
Type
Automatic
Manual
Power Reserve
45h
0h
Jewels
34
0

Pricing

1 specs
MSRP
$3,000
$599
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