Jack Mason Pursuit ProvsSeiko Prospex Sea 1965 Heritage Diver's Watch
lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures
Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Pursuit Pro

Prospex Sea 1965 Heritage Diver's Watch
Diameter
40mm
40mm
Lug-to-Lug
47mm
46.4mm
lowest
Thickness
12.5mm
lowest
13mm
Water Resistance
200m
300m
highest
Power Reserve
68h
72h
highest
MSRP
$1,399
$1,300
lowest
Movement
La Joux-Perret G101
Seiko 6R55
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.
Owners widely praise the Jack Mason Pursuit Pro's robust build quality and value, with reviewers highlighting its scratch-resistant case, grippy 120-click ceramic bezel, and excellent nighttime legibility from its Lumicast lume. The watch features a La Joux-Perret G101 automatic movement regulated in-house to ±5 seconds per day. Some owners suggest other brands for perceived reliability, and one notes the lume is not as strong as a specific Seiko model. Overall, owners and reviewers rate the Jack Mason Pursuit Pro highly for its capable tool watch design and strong value proposition.
The La Joux-Perret G101 movement with a 68-hour power reserve is a shared strength. Reviewers were split on the lume performance, with some finding it exceptionally bright and others describing it as underwhelming.
Owners widely praise the Seiko Prospex Sea 1965 Heritage Diver's Watch for its refined engineering, comfortable 40mm case, and improved 300m water resistance. The watch is noted for its better build quality and finishing compared to some alternatives, featuring a mix of polished and brushed surfaces, with specific callouts for the jewel-toned teal dial with a rippling-water pattern. Some owners consider the price fair, while others suggest it is too high. Accuracy figures vary, with some owners reporting their 6R55 movement performs well within +/- 10 seconds per day, while others note theirs runs slow or have concerns about QC for the price. The bracelet, while improved, lacks modern features like quick-release or extensive micro-adjustments. Overall, owners and reviewers rate the Seiko Prospex Sea 1965 Heritage Diver's Watch highly for its refined design and build quality at its price point.
Similar watches
Matched to the watches above on size, movement, style and price, microbrands first. Open any one to dig in.
Also compared
Comparisons nearby in the catalog: alternatives to the watches above paired against the matchup.








