Side by side

Seiko Prospex Sea Save the Ocean Special EditionvsZelos Aurora Moonphase

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

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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

Owners widely praise the Seiko Prospex Sea Save the Ocean Special Edition for its exceptional and captivating dial designs, often described as a highlight that evokes ocean surfaces with unique textures and color gradients. The watch is frequently noted for its excellent value, with some reviewers comparing its aesthetics to much higher-priced brands. Owners report satisfactory lume and accurate timekeeping, with figures ranging from +5 seconds per day to more precise results. However, some owners and reviewers point to the bracelet clasp as a point of criticism, describing it as underwhelming or flimsy, and some find the watch to be top-heavy. There are also mentions of imperfect day/date wheel alignment and occasional bezel alignment issues on some models within the line. The Seiko Prospex Sea Save the Ocean Special Edition is available in various case sizes, with some owners questioning if certain dimensions are too bulky for daily wear.

Zelos Aurora Moonphase

Owners widely praise Zelos for offering excellent value, solid build quality, and enthusiast-friendly designs, with unique dial variants often selling out quickly. The Zelos Aurora Moonphase is noted as a desirable model, though finding one can be challenging. Some owners find Zelos's designs, including those of the Aurora line, to be too flashy for everyday wear, preferring a more subdued aesthetic. One owner reported their Zelos Aurora Nebula 38mm running at -5.3 seconds per day. Overall, owners rate the Zelos Aurora Moonphase highly for its desirable microbrand status and unique dial appeal.

At a glance

13 of 29 specs differ
Diameter
Prospex Sea Save the Ocean Special Edition43.8mm
Aurora Moonphase39mm
Power Reserve
Prospex Sea Save the Ocean Special Edition41h
Aurora Moonphase
Water Resistance
Prospex Sea Save the Ocean Special Edition200m
Aurora Moonphase200m
MSRP
Prospex Sea Save the Ocean Special Edition$650
Aurora Moonphase$949

Full specifications

Case

6 specs
Category
Diver
Moonphase
Diameter
43.8mm
39mm
Thickness
12.8mm
12.5mm
Lug-to-Lug
48.7mm
39mm
Lug Width
22mm
20mm
Material
Stainless Steel
Titanium

Crystal & Dial

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

Movement

3 specs
Caliber
Seiko 4R35
Sellita SW288-1
Power Reserve
41h
0h
Jewels
23
0

Pricing

1 specs
MSRP
$650
$949
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