Seagull Aviation Series Tachymeter Multifunctional 42.5mmvsTrintec CoPilot Stainless Automatic
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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.

Aviation Series Tachymeter Multifunctional 42.5mm

CoPilot Stainless Automatic
Diameter
42.5mm
42mm
Lug-to-Lug
49.4mm
n/a
Thickness
12.5mm
lowest
15mm
Water Resistance
50m
200m
highest
Power Reserve
n/a
41h
MSRP
$549
$450
lowest
Movement
Seagull ST2130
Seiko NH35
Case
4 specsCrystal & Dial
1 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners praise the Seagull Aviation Series Tachymeter Multifunctional Watch 42.5mm for its reliable performance over two years and its distinctive "beautiful heartbeat" sound. One owner notes the hands on the 42mm model do not reach the chapter ring. Concerns exist regarding the watch's potential failure rate and the cost of servicing its chronograph movement, which could render it inoperable. Overall, owners value the Seagull Aviation Series Tachymeter Multifunctional Watch 42.5mm for its unique sound and reliability, though some express reservations about long-term serviceability.
The Trintec CoPilot / Stainless / Automatic is widely regarded as very well built, featuring a tool-like appearance with a blasted case finish and a substantial bezel. Owners appreciate its amazing look and versatile case design. The watch comes with extra screw pins and a 5-ring Zulu strap. Overall, owners rate the Trintec CoPilot / Stainless / Automatic highly for its robust build quality and distinctive aesthetic.
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