Henry Archer NordsøvsSeiko Prospex Sea 1968 Heritage Diver's GMT

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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.

Henry Archer Nordsø at true scale

Nordsø

Seiko Prospex Sea 1968 Heritage Diver's GMT at true scale

Prospex Sea 1968 Heritage Diver's GMT

Diameter

40mm

42mm

Lug-to-Lug

47mm

lowest

48.6mm

Thickness

10.6mm

lowest

12.9mm

Water Resistance

200m

200m

Power Reserve

n/a

72h

MSRP

$521

lowest

$1,500

Movement

Miyota 9015

Seiko 6R54

Case

4 specs
Diameter
40mm
42mm
Thickness
10.6mm
12.9mm
Lug-to-Lug
47mm
48.6mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

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

Movement

3 specs
Caliber
Miyota 9015
Seiko 6R54
Power Reserve
0h
72h
Jewels
0
24

Pricing

1 specs
MSRP
$521
$1,500
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Reviews

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

Henry Archer Nordsø

Henry Archer Nordsø owners widely praise its exceptional fit and finish for a sub-$500 watch, with reviewers highlighting its vibrant dial colors and overall value. The 40mm case is noted as comfortable, and the watch is described as well-made with good durability. Some owners find the blue hand against the green dial polarizing, and the hands are criticized as a design weakness. The bezel knurling is flagged as slippery and lacking legibility for serious diving. Overall, owners and reviewers rate the Henry Archer Nordsø highly for its striking use of color and impressive build quality at its price point.

Seiko Prospex Sea 1968 Heritage Diver's GMT

The Seiko Prospex Sea 1968 Heritage Diver's GMT is widely praised for its build quality, finishing, and value, with owners noting its comfortable wearability and attractive aesthetic, particularly the silver/white sunray dial and blue ceramic bezel. The improved bracelet clasp with excellent micro-adjustment is a recurring positive point. Some owners report accuracy figures of +3 seconds per day or +/- 5 seconds per day, exceeding the movement's stated range. However, the GMT functionality is considered secondary to its dive watch capabilities by some, with the GMT scale being difficult to read and the caller-style GMT movement being a drawback for certain users. The dial contrast is also noted as lacking by some, and the crown at 4 o'clock is undesirable for a few. On balance, owners and reviewers rate the Seiko Prospex Sea 1968 Heritage Diver's GMT highly for its blend of dive watch character and GMT functionality, offering significant features for its price.

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