Side by side

Aigi Watches ARCTIC GMTvsSeiko Prospex Sea 1965 Heritage Diver's Watch

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

ARCTIC GMT
Aigi WatchesARCTIC GMT
MSRP $560
What people say

Owners + reviewers, side by side

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

Aigi Watches ARCTIC GMT

The Aigi Watches ARCTIC GMT is widely seen as an excellent value at $250, featuring a Seiko NH34 automatic movement, a box sapphire crystal, and a lumed sapphire bezel. Owners appreciate its semi-original design among NH34 GMTs and its sporty look, especially with the included rubber strap, and are drawn to supporting an emerging brand. Overall, owners rate the Aigi Watches ARCTIC GMT highly for its strong value proposition and appealing design.

Seiko Prospex Sea 1965 Heritage Diver's Watch

The Seiko Prospex Sea 1965 Heritage Diver's Watch is praised for its refined engineering and updated features, including a 300m water resistance and a 72-hour power reserve from the Caliber 6R55 movement in a 40mm case. Owners note its better build quality and interesting finishing with a mix of polished and brushed surfaces. The "Tranquil Teal" variant features a jewel-toned dial with a rippling-water pattern. However, some owners consider the price too high, and concerns exist regarding the accuracy of the 6R movements, with some reporting theirs run slow. One review notes a reflective dial that impacts legibility. On balance, owners and reviewers appreciate the Seiko Prospex Sea 1965 Heritage Diver's Watch for its refined design and improved specifications over previous generations, despite some reservations about movement accuracy and price.

At a glance

13 of 29 specs differ
Diameter
ARCTIC GMT41mm
Prospex Sea 1965 Heritage Diver's Watch40mm
Power Reserve
ARCTIC GMT41h
Prospex Sea 1965 Heritage Diver's Watch72h
Water Resistance
ARCTIC GMT200m
Prospex Sea 1965 Heritage Diver's Watch300m
MSRP
ARCTIC GMT$560
Prospex Sea 1965 Heritage Diver's Watch$1,300

Full specifications

Case

5 specs
Category
Diver
Diameter
41mm
40mm
Thickness
11.95mm
13mm
Lug-to-Lug
46mm
46.4mm
Water Resistance
200m
300m

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
white
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Seiko NH34
6R55
Power Reserve
41h
72h
Jewels
25
24

Pricing

1 specs
MSRP
$560
$1,300
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