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.

Ikigai Watches Maru 200m at true scale

Maru 200m

Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition at true scale

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 specs
Diameter
40mm
40.5mm
Thickness
11.7mm
13.2mm
Lug-to-Lug
47mm
47.6mm

Crystal & Dial

3 specs
Crystal Shape
n/a
Curved
AR Coating
Yes
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 9039
Seiko 6R35
Power Reserve
0h
70h
Jewels
0
24

Pricing

1 specs
MSRP
$499
$1,250
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Ikigai Watches Maru 200m

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.

Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition

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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