Side by side

Alexander James Watches A3 OmenvsSeiko Prospex Sea Save the Ocean Special Edition

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.

Alexander James Watches A3 Omen

Owners widely praise the Alexander James Watches A3 for its exceptional value, with one owner calling the $75 price a steal, especially with a gold milanese bracelet. The dial's ability to shift appearance under different lighting conditions is a frequently admired trait, and the BGW9 Superluminova is described as great, though not the brightest. One owner noted the 39mm case diameter and 20mm lug width. Overall, owners rate the Alexander James Watches A3 highly for its striking dial and remarkable value proposition.

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.

At a glance

12 of 29 specs differ
Diameter
A3 Omen38mm
Prospex Sea Save the Ocean Special Edition43.8mm
Power Reserve
A3 Omen40h
Prospex Sea Save the Ocean Special Edition41h
Water Resistance
A3 Omen100m
Prospex Sea Save the Ocean Special Edition200m
MSRP
A3 Omen$650
Prospex Sea Save the Ocean Special Edition$650

Full specifications

Case

6 specs
Category
Diver
Diameter
38mm
43.8mm
Thickness
10.4mm
12.8mm
Lug-to-Lug
46mm
48.7mm
Lug Width
20mm
22mm
Water Resistance
100m
200m

Crystal & Dial

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

Movement

3 specs
Caliber
Miyota 9039
4R35
Power Reserve
40h
41h
Jewels
25
23
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