Seiko Prospex SpeedtimervsTrintec CoPilot Chronograph Black Quartz
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Prospex Speedtimer

CoPilot Chronograph Black Quartz
Diameter
42mm
42mm
Lug-to-Lug
49.6mm
lowest
54mm
Thickness
12.9mm
lowest
15mm
Water Resistance
100m
100m
MSRP
$2,200
$400
lowest
Movement
Seiko 5X83
Miyota OS20
Case
3 specsCrystal & Dial
4 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners praise the Seiko Prospex SPEEDTIMER's unique dial colors, with one highlighting a red dial and another a cream and purple-gray panda. Some owners find the 39mm variants sturdy, reliable, and versatile for everyday wear. A few owners express a preference for automatic movements over the quartz caliber. One reviewer notes a price of €860/£730 for a Speedtimer variant. On balance, owners appreciate the Seiko Prospex SPEEDTIMER's distinctive design and everyday wearability, though some find the quartz movement and price points to be drawbacks.
Owners praise the Trintec CoPilot Chronograph / Black / Quartz for its comfortable rubber strap, clean dial, and bright lume. One owner notes the pilot's chronograph design suits a larger dial, finding the 41mm size less ideal. The watch was purchased for $250, sought for its durability and water resistance. Overall, owners rate the Trintec CoPilot Chronograph / Black / Quartz well for its bright lume and comfortable strap at the price.
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