Side by side

Seiko Prospex SPEEDTIMER Seiko 145th Anniversary Limited EditionvsZelos Aurora Moonphase

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

Aurora Moonphase
ZelosAurora Moonphase
MSRP $949

At a glance

14 of 29 specs differ
Diameter
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition42mm
Aurora Moonphase39mm
Power Reserve
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition45h
Aurora Moonphase40h
Water Resistance
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition100m
Aurora Moonphase200m
MSRP
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition$2,500
Aurora Moonphase$949

Full specifications

Case

6 specs
Category
Chronograph
Moonphase
Diameter
42mm
39mm
Thickness
14.6mm
12.5mm
Lug-to-Lug
49.5mm
39mm
Material
Stainless Steel
Titanium
Water Resistance
100m
200m

Crystal & Dial

4 specs
Crystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Meteorite
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
8R48
Sellita SW288
Power Reserve
45h
40h
Jewels
34
25

Pricing

1 specs
MSRP
$2,500
$949

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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 SPEEDTIMER Seiko 145th Anniversary Limited Edition

Owners widely praise the Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition for its refined presence and intricate dial patterns, with some favoring its unique red dial and steel bezel over other Speedtimer models. However, some owners criticize the 24-hour subdial as useless, the date window as recessed, and the stock bracelet as difficult to fit, while others find the pushers stick out too much. One owner notes the $995 price point is high for the 6R55 movement, suggesting a lower range, though others appreciate the Seiko finishing and charm. On balance, owners rate the Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition well for its unique aesthetic and finishing, despite some functional and value concerns.

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.

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