Side by side

Dan Henry 1975vsSeiko Prospex Sea

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

1975
Dan Henry1975
MSRP $310
Prospex Sea
SeikoProspex Sea
MSRP $1,100

At a glance

12 of 29 specs differ
Diameter
197539mm
Prospex Sea41.3mm
Power Reserve
197540h
Prospex Sea72h
Water Resistance
1975150m
Prospex Sea300m
MSRP
1975$310
Prospex Sea$1,100

Full specifications

Case

5 specs
Diameter
39mm
41.3mm
Thickness
10.5mm
12.5mm
Lug-to-Lug
42mm
48.2mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
150m
300m

Crystal & Dial

3 specs
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
6R55
Power Reserve
40h
72h
Jewels
25
24

Pricing

1 specs
MSRP
$310
$1,100

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What people say

Owners + reviewers, side by side

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

Dan Henry 1975

Owners and reviewers praise the Dan Henry 1975 for its excellent value, retro styling, attractive dial with orange accents, and thin, wearable case. The bubble crystal is a highlight, though some find the lume weak. The Miyota 9015 movement offers hacking seconds and a 42-hour power reserve, with accuracy reported between -10/+30 seconds per day. The push-pull crown means it is not a true diver, and the black sapphire bezel can wash out in certain light. Overall, owners and reviewers rate the Dan Henry 1975 highly for its retro charm and superb value.

Seiko Prospex Sea

Seiko Prospex Sea models are widely praised for their excellent build quality, value for money, and comfortable wearability, with many appreciating the vintage-inspired designs and robust construction. Owners note the silicone straps are surprisingly comfortable and well-finished, and the Lumibrite lume is excellent. However, some find the 44.3mm size and thickness too large for smaller wrists, though others report the sizing as perfect. The 6R15 movement in some variants offers accuracy around +4 seconds per day with a 50-hour power reserve, while newer movements offer more. Some models are criticized for a bracelet width not matching the case size or a rudimentary clasp for their price point. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its impressive case work and finishing at its price point.

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