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 unique dial colors and vintage-inspired design, with many appreciating its compact 39mm case size and 100m or 200m water resistance. Reviewers and owners note the V192 solar movement’s power reserve indicator and its reliability, though some owners express a preference for automatic movements. One owner finds the $700 price for a solar quartz model expensive, while another criticizes the €860 price point and desires a thinner case and a bracelet with quick-release or micro-adjustment. On balance, owners and reviewers appreciate the Seiko Prospex SPEEDTIMER for its distinctive aesthetic and versatile wearability, despite some reservations about its price and case thickness.

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 The included Milanese bracelet is criticized for its outdated clasp and polished finish contrasting with the brushed case.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

12 of 29 specs differ
Diameter
Prospex SPEEDTIMER42mm
Straton Syncro MKII Mechanical Chrono40mm
Power Reserve
Prospex SPEEDTIMER
Straton Syncro MKII Mechanical Chrono
Water Resistance
Prospex SPEEDTIMER100m
Straton Syncro MKII Mechanical Chrono100m
MSRP
Prospex SPEEDTIMER$2,200
Straton Syncro MKII Mechanical Chrono$599

Full specifications

Case

5 specs
Diameter
42mm
40mm
Thickness
12.9mm
12.4mm
Lug-to-Lug
49.6mm
48mm
Material
Stainless Steel
316L Stainless Steel
Caseback
Sapphire crystal

Crystal & Dial

3 specs
Crystal Shape
Curved
Domed
AR Coating
Super-clear coating
Underside
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
Seiko 5X83
Seagull ST19 (family)
Type
Quartz
Manual
Jewels
14
0

Pricing

1 specs
MSRP
$2,200
$599
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