Side by side

Seiko Prospex SPEEDTIMER Seiko 145th Anniversary Limited EditionvsLongines LONGINES SPIRIT FLYBACK TITANIUM

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

At a glance

11 of 29 specs differ
Diameter
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition42mm
LONGINES SPIRIT FLYBACK TITANIUM42mm
Power Reserve
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition45h
LONGINES SPIRIT FLYBACK TITANIUM40h
Water Resistance
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition100m
LONGINES SPIRIT FLYBACK TITANIUM100m
MSRP
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition$2,500
LONGINES SPIRIT FLYBACK TITANIUM$5,900

Full specifications

Case

3 specs
Thickness
14.6mm
17mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium

Crystal & Dial

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

Movement

3 specs
Caliber
8R48
L791.4
Power Reserve
45h
40h
Jewels
34
25

Pricing

1 specs
MSRP
$2,500
$5,900

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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.

LONGINES SPIRIT FLYBACK TITANIUM

The LONGINES SPIRIT FLYBACK TITANIUM is widely praised for its luxurious finishing on titanium, attractive anthracite dial with gold and red accents, and precise COSC-certified L791.4 movement. Owners and reviewers consistently highlight its value as a flyback chronograph with a 68-hour power reserve and 100-meter water resistance. However, its 17mm case thickness is a significant concern for wearability, particularly under sleeves, with some suggesting alternative strap options. On balance, owners and reviewers rate the LONGINES SPIRIT FLYBACK TITANIUM highly for its finishing and value, despite the noted thickness.

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