Side by side

Seiko Prospex SPEEDTIMER Seiko 145th Anniversary Limited EditionvsTudor Black Bay Chrono

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.

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.

Tudor Black Bay Chrono

Owners widely praise the Tudor Black Bay Chrono as a fantastic offering. Reviewers note the 41mm case's 200-meter water resistance and its channeling of vintage chronograph design, with the reverse panda dial offering excellent legibility. However, one reviewer points out that the white lume on the panda dial can blend with the hands and markers, and the snowflake hand can obscure the 45-minute chronograph totalizer. Overall, owners rate the Tudor Black Bay Chrono highly for its strong design and legibility, despite minor legibility concerns on certain dial configurations.

From video reviewers

The dial aesthetics, particularly the blue and silver or panda configurations, are a significant strength. Reviewers noted the watch's $5,675 USD price point as a drawback in a competitive market.

At a glance

16 of 29 specs differ
Diameter
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition42mm
Black Bay Chrono41mm
Power Reserve
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition45h
Black Bay Chrono70h
Water Resistance
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition100m
Black Bay Chrono200m
MSRP
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition$2,500
Black Bay Chrono$7,000

Full specifications

Case

7 specs
Diameter
42mm
41mm
Thickness
14.6mm
14.4mm
Lug-to-Lug
49.5mm
0mm
Lug Width
20mm
22mm
Finish
Brushed + Polished + Satin
Water Resistance
100m
200m
Caseback
Solid screw-down

Crystal & Dial

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

Movement

4 specs
Caliber
Seiko 8R48
Tudor MT5813
Power Reserve
45h
70h
Jewels
34
0
Complications
None
Chronograph, Date

Pricing

1 specs
MSRP
$2,500
$7,000
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