Seiko Prospex Sea PADI Automatic Diver's SRPB99vsSpinnaker Hull

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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 Prospex Sea PADI Automatic Diver's SRPB99 at true scale

Prospex Sea PADI Automatic Diver's SRPB99

Spinnaker Hull at true scale

Hull

Diameter

43.8mm

42mm

Lug-to-Lug

n/a

47.5mm

Thickness

12.8mm

lowest

15mm

Water Resistance

200m

highest

100m

MSRP

n/a

$159

Movement

Seiko 4R35

Seiko NH35

Case

6 specs
Diameter
43.8mm
42mm
Thickness
12.8mm
15mm
Lug-to-Lug
n/a
47.5mm
Material
Stainless steel
316L Stainless Steel
Water Resistance
200m
100m
Caseback
Screw-back
n/a

Crystal & Dial

4 specs
Crystal
n/a
Sapphire
Dial Color
Black
Volcanic Black
Texture
Wave-pattern textured
n/a
Lume
LumiBrite on hands and indices
None

Movement

4 specs
Caliber
Seiko 4R35
Seiko NH35
Power Reserve
Approx. 41 hoursh
0h
Jewels
23
0
Complications
Date, Stop-seconds function
None

Pricing

1 specs
MSRP
n/a
$159
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Reviews

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

Seiko Prospex Sea PADI Automatic Diver's SRPB99

Owners widely praise the Seiko Prospex Sea PADI Automatic Diver's SRPB99 for its excellent value and refined wave dial pattern, with one reviewer noting its sharp, angular 43.8mm case wears smaller than its dimensions suggest. The 4R35 movement hacks and handwinds, and the watch keeps great time. Some owners find the 43.8mm case a bit large, though others report the short, steeply angled lugs enhance wearability. The entry-level stainless steel bracelet is considered good but not exceptional, and one owner found it difficult to resize. The dial's blue offers depth and reflectivity, though the red hash marks are seen as a drawback by one owner. Overall, owners rate the Seiko Prospex Sea PADI Automatic Diver's SRPB99 highly for its outstanding value and refined dial.

Spinnaker Hull

The Spinnaker Hull Chrono California is praised for its textured dial and high-quality jubilee bracelet, with one owner finding it superior to Seiko's. The retro styling is appealing, though the 24-hour subdial is considered functionally illogical and visually unappealing by one owner. The Spinnaker Hull Chronograph is praised for its deep pine green sandwich dial, bold cushion case, and vintage charm, offering significant style for its budget price of 129€. On balance, owners rate the Spinnaker Hull highly for its vintage charm and value, despite some reservations about the subdial design and crystal material.

From video reviewers

The watch's lume is a strong point. Reviewers noted the absence of a sapphire crystal as a drawback.

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