San Martin Gradient Dial Vintage DivevsSeiko 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.

San Martin Gradient Dial Vintage Dive at true scale

Gradient Dial Vintage Dive

Seiko Prospex Sea Save the Ocean Special Edition at true scale

Prospex Sea Save the Ocean Special Edition

Diameter

42.5mm

43.8mm

Lug-to-Lug

n/a

48.7mm

Thickness

13.7mm

12.8mm

lowest

Water Resistance

300m

highest

200m

Power Reserve

n/a

41h

MSRP

$258

lowest

$650

Movement

Seiko NH35

Seiko 4R35

Case

5 specs
Diameter
42.5mm
43.8mm
Thickness
13.7mm
12.8mm
Lug-to-Lug
n/a
48.7mm
Lug Width
20mm
22mm
Water Resistance
300m
200m

Crystal & Dial

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

Movement

3 specs
Caliber
Seiko NH35
Seiko 4R35
Power Reserve
0h
41h
Jewels
0
23

Pricing

1 specs
MSRP
$258
$650
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Reviews

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

San Martin Gradient Dial Vintage Dive

Owners widely report the San Martin Gradient Dial Vintage Dive SN036B offers good finishing for its price, making it suitable as a beater watch. The 42.5mm case and 300m water resistance provide significant wrist presence, though some owners find the designs lack originality. On balance, owners rate the San Martin Gradient Dial Vintage Dive SN036B highly for its finishing and value as a robust, everyday watch.

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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