Chronotechna SeaQuestvsSeiko Prospex Sea Save the Ocean Special Edition

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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.

Chronotechna SeaQuest at true scale

SeaQuest

Seiko Prospex Sea Save the Ocean Special Edition at true scale

Prospex Sea Save the Ocean Special Edition

Diameter

42mm

43.8mm

Lug-to-Lug

47.7mm

lowest

48.7mm

Thickness

12.4mm

lowest

12.8mm

Water Resistance

300m

highest

200m

Power Reserve

41h

41h

MSRP

n/a

$650

Movement

Sellita SW200-1

Seiko 4R35

Case

4 specs
Diameter
42mm
43.8mm
Thickness
12.36mm
12.8mm
Lug-to-Lug
47.67mm
48.7mm
Water Resistance
300m
200m

Crystal & Dial

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

Movement

3 specs
Caliber
Sellita SW200-1
Seiko 4R35
Power Reserve
41h
41h
Jewels
0
23

Pricing

1 specs
MSRP
n/a
$650
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Reviews

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

Chronotechna SeaQuest

Chronotechna SeaQuest owners and reviewers praise its build quality and value, with one owner finding it worth its 399 Euro price. The watch features a 42mm steel case, a Sellita SW200-1 automatic movement, and 300m water resistance. However, opinions diverge on the dial and lume; one reviewer highlights a striking blue gradient dial, while an owner criticizes the "blackest black" NanoBlack dial for being hard to read and notes iffy lume. On balance, owners rate the Chronotechna SeaQuest well for its build quality and value, despite mixed opinions on dial legibility and lume.

From video reviewers

The watch's super-black coating provides exceptional legibility due to its ultra-low reflectance. Reviewers did not identify any shared weaknesses.

Seiko Prospex Sea Save the Ocean Special Edition

The Seiko Prospex Sea Save the Ocean Special Edition is widely praised for its exceptional and beautiful dial designs, featuring wave patterns, gradient blues, and marine animal motifs that evoke the ocean, with many considering them among the best in their price range. Owners also note satisfactory lume, smooth bezel operation, and comfortable wearability, with some finding the 43.8mm case size and 13mm thickness to be well-balanced for daily wear. However, multiple sources criticize the bracelet clasp as flimsy, rattly, or underwhelming, and one owner reported returning the watch due to this. Some owners also note imperfect day/date wheel alignment as a common issue in this price segment. On balance, owners and reviewers rate the Seiko Prospex Sea Save the Ocean Special Edition highly for its stunning dial artistry and overall value.

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