Beaufort SeatrekkervsSeiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition
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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.

Seatrekker

Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition
Diameter
39mm
40.5mm
Lug-to-Lug
n/a
47.6mm
Thickness
12.6mm
lowest
13.2mm
Water Resistance
200m
200m
Power Reserve
42h
70h
highest
MSRP
$345
lowest
$1,250
Movement
Miyota 9039
Seiko 6R35
Case
4 specsCrystal & Dial
4 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Beaufort Seatrekker is praised for its sharp case, intriguing dégradé dial, and good value around €600. One owner found the included TPU strap fit problematic, noting that an optional steel bracelet significantly improved wearability and perceived quality. The watch ran at +5-10 seconds per day during testing. On balance, owners and reviewers rate the Beaufort Seatrekker highly for its case finishing and dial design at its price point.
The case finishing is a strength. The lume brightness was not agreed upon.
Owners widely praise the Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition for its unique dial color and execution, with one owner noting the 44mm lug-to-lug is perfect for most wrists. The watch is considered a refined piece with a fun factor, featuring a dial inspired by Okinawa's ocean colors expected to have a bright sunburst effect. Accuracy figures for the 6R35 movement range, with one owner reporting -10/+10 seconds per day as "pretty amazing," while others note issues with the 6R movement's accuracy. Some owners find the price of 1500€ too high, suggesting a value closer to 900€. On balance, owners and reviewers rate the Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition well for its dial execution and wearability, despite some debate over its price point.
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