Side by side

Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited EditionvsHelgray Superfast Automatic - Silver Panda

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 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.

Helgray Superfast Automatic - Silver Panda

The Helgray Superfast Automatic - Silver Panda is praised for its attractive, timeless panda aesthetic and value, featuring a reliable Seiko VK64 mecaquartz movement and sapphire crystal. However, its wearability is described as bulky and boxy, the lume is disappointing, lasting only 5-10 minutes, and the chronograph pusher action is slightly stiff. On balance, owners appreciate the Helgray Superfast Automatic - Silver Panda for its appealing panda dial and value proposition.

At a glance

10 of 29 specs differ
Diameter
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition42mm
Superfast Automatic - Silver Panda40mm
Power Reserve
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition40h
Superfast Automatic - Silver Panda40h
Water Resistance
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition100m
Superfast Automatic - Silver Panda100m
MSRP
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition$2,400
Superfast Automatic - Silver Panda$799

Full specifications

Case

3 specs
Diameter
42mm
40mm
Thickness
12.9mm
12mm
Lug-to-Lug
49.6mm
46mm

Crystal & Dial

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

Movement

3 specs
Caliber
5X83
Type
Quartz
Automatic
Jewels
14
25

Pricing

1 specs
MSRP
$2,400
$799
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition vs Helgray Superfast Automatic - Silver Panda gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.