AETHELSOHN Horizon Azure GMT - Blue Dial Automatic Watch with Dual TimevsSeiko Prospex Sea 1965 Heritage Diver's Watch

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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.

AETHELSOHN Horizon Azure GMT - Blue Dial Automatic Watch with Dual Time at true scale

Horizon Azure GMT - Blue Dial Automatic Watch with Dual Time

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

Prospex Sea 1965 Heritage Diver's Watch

Diameter

38mm

40mm

Lug-to-Lug

45.5mm

lowest

46.4mm

Thickness

13.3mm

13mm

lowest

Water Resistance

200m

300m

highest

Power Reserve

n/a

72h

MSRP

$265

lowest

$1,300

Movement

Seiko NH34

Seiko 6R55

Case

5 specs
Diameter
38mm
40mm
Thickness
13.3mm
13mm
Lug-to-Lug
45.5mm
46.4mm
Lug Width
18mm
20mm
Water Resistance
200m
300m

Crystal & Dial

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

Movement

3 specs
Caliber
Seiko NH34
Seiko 6R55
Power Reserve
0h
72h
Jewels
0
24

Pricing

1 specs
MSRP
$265
$1,300
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Reviews

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

AETHELSOHN Horizon Azure GMT - Blue Dial Automatic Watch with Dual Time

Owners praise the AETHELSOHN Horizon Azure GMT - Blue Dial Automatic Watch with Dual Time for its value under $200 and its stunning blue dial, with some reporting good quality and accuracy. However, criticism points to basic finishing and potential QC issues, with one owner noting the watch appeared to be around 40mm and wishing it was 36mm. The male end links cause it to wear larger, and the on-the-fly adjustment for the GMT hand is stiff. On balance, owners appreciate the AETHELSOHN Horizon Azure GMT - Blue Dial Automatic Watch with Dual Time for its attractive dial and strong value proposition, despite some reservations about finishing and wearability.

Seiko Prospex Sea 1965 Heritage Diver's Watch

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.

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