Aigi Watches ARCTIC TIDEvsSeiko Prospex Marinemaster Marinemaster 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.

Aigi Watches ARCTIC TIDE at true scale

ARCTIC TIDE

Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch at true scale

Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch

Diameter

40mm

39.5mm

Lug-to-Lug

n/a

47.2mm

Thickness

11.9mm

lowest

12.3mm

Water Resistance

200m

200m

Power Reserve

n/a

45h

MSRP

$865

lowest

$2,800

Movement

Sellita SW200-1

Seiko 6L37

Case

5 specs
Diameter
40mm
39.5mm
Thickness
11.95mm
12.3mm
Lug-to-Lug
n/a
47.2mm
Lug Width
n/a
20mm
Material
n/a
Stainless Steel

Crystal & Dial

4 specs
Crystal Shape
n/a
Box
AR Coating
n/a
Anti-reflective coating on inner surface
Dial Color
n/a
n/a
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Sellita SW200-1
Seiko 6L37
Power Reserve
0h
45h
Jewels
0
26

Pricing

1 specs
MSRP
$865
$2,800
Keep your wishlist and collection together in the appExplore the app

Reviews

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

Aigi Watches ARCTIC TIDE

Owners report the Aigi Arctic Tide's dial markers catch the light similarly to Grand Seiko dials, and one user noted a preference for its movement over an alternative. Some owners consider the 40mm case size comfortable, while others found a 43mm variant chunky. One owner received their watch with a Miyota 9015 movement upgrade, and another experienced issues with lume and alignment on their initial unit, receiving a replacement. On balance, owners view the Aigi Arctic Tide as a decent value at its Kickstarter price, with good on-paper specifications, though concerns exist regarding the brand's newness and potential for it to be a catalogue watch.

Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch

The Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch is praised for its modern execution of a classic design, with reviewers noting the appealing 39.5mm case size and updated bracelet that improve wearability. Some reviewers mention the 6L37 movement has a 46-hour power reserve, with accuracy rated around -10/+15 seconds per day. A drawback identified by reviewers is the lack of tool-free micro-adjustment on the clasp. Overall, owners and reviewers find the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch to be a handsome re-interpretation of a beloved design, with its improved wearability being a key strength.

Similar watches

Matched to the watches above on size, movement, style and price, microbrands first. Open any one to dig in.

DiscussionNot started

Also compared

Comparisons nearby in the catalog: alternatives to the watches above paired against the matchup.