Ikigai Watches Maru 200mvsSeiko 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.

Maru 200m

Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition
Diameter
40mm
40.5mm
Lug-to-Lug
47mm
lowest
47.6mm
Thickness
11.7mm
lowest
13.2mm
Water Resistance
200m
200m
Power Reserve
n/a
70h
MSRP
$499
lowest
$1,250
Movement
Miyota 9039
Seiko 6R35
Case
3 specsCrystal & Dial
3 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Ikigai Maru 200m for its exceptionally good and fun lume, with one owner calling it the best in the microbrand sector. The 120-click bezel is described as feeling nice, and the caseback is considered awesome by one owner. The Ikigai Maru 200m features a Miyota 9039 automatic movement, 200m water resistance, and a 40mm case, retailing for $550. On balance, owners rate the Ikigai Maru 200m highly for its standout lume and engaging bezel action.
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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