Side by side

Seiko Prospex SPEEDTIMER Seiko 145th Anniversary Limited EditionvsZelos Thresher 44

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

Thresher 44
ZelosThresher 44
MSRP $549

At a glance

16 of 29 specs differ
Diameter
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition42mm
Thresher 4444mm
Power Reserve
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition45h
Thresher 4440h
Water Resistance
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition100m
Thresher 44500m
MSRP
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition$2,500
Thresher 44$549

Full specifications

Case

7 specs
Category
Chronograph
Diver
Diameter
42mm
44mm
Thickness
14.6mm
12.8mm
Lug-to-Lug
49.5mm
44mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
500m

Crystal & Dial

5 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Grey
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
$549

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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 Thresher 44

Owners widely praise the Zelos Thresher 44, with one owner noting its finish has proven remarkably scratch-resistant. However, one owner found the finishing on their hammered grey variant not as well done as expected. The Zelos Thresher 44 with an agate dial sold out in 90 seconds, with one owner receiving theirs and noting the bracelet was fully wrapped. Overall, owners rate the Zelos Thresher 44 highly for its desirability and scratch-resistant finish.

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