Side by side

Seiko Prospex SPEEDTIMER Seiko 145th Anniversary Limited EditionvsZelos Blacktip 41

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

Blacktip 41
ZelosBlacktip 41
MSRP $499

At a glance

15 of 29 specs differ
Diameter
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition42mm
Blacktip 4141mm
Power Reserve
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition45h
Blacktip 4140h
Water Resistance
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition100m
Blacktip 41200m
MSRP
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition$2,500
Blacktip 41$499

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
42mm
41mm
Thickness
14.6mm
12mm
Lug-to-Lug
49.5mm
41mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

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

Movement

3 specs
Caliber
8R48
Miyota 9015
Power Reserve
45h
40h
Jewels
34
25

Pricing

1 specs
MSRP
$2,500
$499

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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 Blacktip 41

The Zelos Blacktip 41 is widely praised for its exceptional quality and value, featuring a titanium case, sapphire crystal, and a reliable Miyota 9015 movement. Owners and reviewers highlight its well-proportioned 41mm case with strong ergonomics, a 47.5mm lug-to-lug, and a 11.5mm thickness, making it a comfortable diver for many. The watch boasts eye-catching dials with grained textures and degrade effects, complemented by large applied indices, a lume-filled crown, and strong two-tone lume. The bezel action is described as having firm clicks with a slight return. The Miyota 9015 movement provides near-COSC accuracy and a 200m water resistance. On balance, owners and reviewers rate the Zelos Blacktip 41 highly for its superb value and well-executed dive watch features at its price point.

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