Side by side

Citizen BrycenvsSeiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition

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

At a glance

12 of 29 specs differ
Diameter
Brycen41mm
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition42mm
Power Reserve
Brycen40h
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition40h
Water Resistance
Brycen100m
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition100m
MSRP
Brycen$431
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition$2,400

Full specifications

Case

5 specs
Category
Diver
Chronograph
Diameter
41mm
42mm
Thickness
12mm
12.9mm
Lug-to-Lug
46mm
49.6mm
Material
Super Titanium
Stainless Steel

Crystal & Dial

3 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Super-clear coating
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
J810
5X83
Type
Solar
Quartz
Jewels
25
14

Pricing

1 specs
MSRP
$431
$2,400

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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.

Citizen Brycen

The Citizen Brycen is widely praised for its refined retro aesthetic and lightweight Super Titanium construction, offering scratch resistance and comfort. Owners and reviewers highlight its detailed dial with applied markers and sapphire crystal, with some specifically appreciating the subtle gold hands and markers against a light green dial, or the sharp, legible ivory dial with cream, black, and orange colors. Accuracy is noted as excellent, with one report of less than 1 second deviation per day. Criticisms include a small and difficult-to-read date window, and a lack of lume on the hour markers, though one owner found the lume adequate on the hands. The mesh bracelet is noted by one user as pulling hairs, and the chronograph push starter's tactile feedback when stopping is described as lacking by another. Overall, owners and reviewers rate the Citizen Brycen highly for its compelling retro styling and comfortable, lightweight titanium build.

Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition

The Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition is praised for its retro design, balanced 42mm case, good finishing, and sapphire crystal. It is powered by the calibre 8R48, featuring a column wheel and vertical clutch, and offers 100m water resistance. Some find its 45-hour power reserve short compared to modern alternatives, and the date window placement is a point of discussion. The solar-powered variant is noted for its compact proportions and character, though some desire thinner cases and improved bracelet micro-adjustment. Overall, owners and reviewers appreciate the SPEEDTIMER's vintage-inspired aesthetics and solid build, with critiques focusing on power reserve and minor functional details.

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