Side by side

Seiko Prospex Sea Save the Ocean Special EditionvsDOXA SUB 300

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

What people say

Owners + reviewers, side by side

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

Seiko Prospex Sea Save the Ocean Special Edition

The Seiko Prospex Sea Save the Ocean Special Edition is widely praised for its visually striking and unique dial designs, often described as a standout feature offering significant aesthetic appeal for the price. Owners and reviewers consistently highlight the attractive blue gradients, wave patterns, and textured finishes that evoke ocean depths. The watch is generally considered comfortable to wear, with a well-proportioned case size and good build quality. Accuracy is reported as around +5 seconds per day by one owner. However, several sources point to the bracelet and clasp as a weak point, with criticisms including pin-and-collar construction, stamped clasps, and a lack of a convenient diver's extension. Some reviewers also note potential issues with bezel alignment and day/date wheel alignment. On balance, owners and reviewers rate the Seiko Prospex Sea Save the Ocean Special Edition highly for its exceptional dial design and overall value.

DOXA SUB 300

The DOXA SUB 300 is widely praised for its wearability and vibrant color options, with reviewers noting its compelling charm and modern updates like improved lume and a meter-based bezel. Owners report the DOXA SUB 300 wears comfortably, with its cushion case and beads-of-rice bracelet contributing to a smaller perceived size. The COSC-certified ETA 2824-2 movement is noted for its accuracy, with one owner seeing it gain only +1 second in three days. However, some owners flag issues with the bracelet's end links sticking out and a sharp clasp edge, while one reviewer found the lume to be a disappointment. The polished bezel surface is also noted as prone to scratches. Overall, owners and reviewers rate the DOXA SUB 300 highly for its wearability and distinct design, despite some minor finishing concerns.

At a glance

14 of 29 specs differ
Diameter
Prospex Sea Save the Ocean Special Edition42.4mm
SUB 30042.5mm
Power Reserve
Prospex Sea Save the Ocean Special Edition41h
SUB 30038h
Water Resistance
Prospex Sea Save the Ocean Special Edition200m
SUB 300300m
MSRP
Prospex Sea Save the Ocean Special Edition$550
SUB 300$2,890

Full specifications

Case

5 specs
Diameter
42.4mm
42.5mm
Thickness
13.4mm
0mm
Lug-to-Lug
49.4mm
0mm
Lug Width
20mm
0mm
Water Resistance
200m
300m

Crystal & Dial

5 specs
Crystal
Hardlex
Sapphire
Crystal Shape
Domed
AR Coating
Yes
Dial Color
Aquamarine
Lume
LumiBrite on hands, index(es) and bezel
Super-LumiNova

Movement

3 specs
Caliber
Seiko 4R36
Power Reserve
41h
38h
Jewels
24
0

Pricing

1 specs
MSRP
$550
$2,890
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