Seiko Seiko 5 Sports Dual-Crown DivervsSquale 1545

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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.

Seiko Seiko 5 Sports Dual-Crown Diver at true scale

Seiko 5 Sports Dual-Crown Diver

Squale 1545 at true scale

1545

Diameter

42mm

40mm

Thickness

11mm

lowest

12mm

Water Resistance

100m

300m

highest

Power Reserve

41h

highest

38h

MSRP

$399

lowest

$930

Movement

Seiko 4R36

Sellita SW200-1

Case

6 specs
Diameter
42mm
40mm
Thickness
11mm
12mm
Lug-to-Lug
n/a
n/a
Lug Width
n/a
20mm
Material
Stainless Steel
Steel
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Hardlex
Sapphire
Dial Color
Black (with red accents on the internal rotating chapter ring)
n/a

Movement

2 specs
Caliber
Seiko 4R36
Sellita SW200-1
Power Reserve
41h
38h

Pricing

1 specs
MSRP
$399
$930
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Reviews

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

Seiko 5 Sports Dual-Crown Diver

Owners widely report that the Seiko 5 Sports Dual-Crown Diver SRPB29 lacks a screw-down crown, which one owner finds disqualifying for sports or water use. One owner notes the crown position is awkward and the watch feels too tall and bulky, with material quality around the date window not standing out for its price point. Another owner prefers a 38mm size for a diver, finding the 42mm SRPD55 too large. On balance, owners express reservations about the Seiko 5 Sports Dual-Crown Diver SRPB29's practicality for water activities and its perceived value compared to other brands.

Squale 1545

Owners widely praise the Squale 1545 for its solid build quality, attractive appearance, and excellent value, with many highlighting its impressive tuxedo black lacquer dial and exceptionally bright lume. Some owners note the clasp as a point of dissatisfaction, a common issue across various price points, and one reviewer points out minor flaws on the steel bracelet including soft end links and a clasp that scratches the bracelet. The Squale 1545 is considered a reliable and versatile everyday watch with historical design precedent. Overall, owners and reviewers rate the Squale 1545 highly for its impressive finishing and value at its price point.