Side by side

Phoibos Voyager GMTvsSeiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition

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

Voyager GMT
PhoibosVoyager GMT
MSRP $429

At a glance

12 of 29 specs differ
Diameter
Voyager GMT39mm
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition42.5mm
Power Reserve
Voyager GMT40h
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition45h
Water Resistance
Voyager GMT100m
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition100m
MSRP
Voyager GMT$429
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition$3,000

Full specifications

Case

4 specs
Category
GMT
Chronograph
Diameter
39mm
42.5mm
Thickness
13.2mm
15.1mm
Lug-to-Lug
45mm
50mm

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Red
Black
Lume
Super-LumiNova
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
SII NH34
8R46
Power Reserve
40h
45h
Jewels
25
34

Pricing

1 specs
MSRP
$429
$3,000

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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.

Phoibos Voyager GMT

Owners widely praise the Phoibos Voyager GMT for its exceptional fit and finish, attractive dials that play with light, and outstanding lume. The bezel action is described as perfect with a grippy, smooth-threaded crown, and the bracelet clasp is noted as high quality for the price. Accuracy varies, with one owner reporting +1/+2 seconds per day and another around -6 seconds per day. Some owners find the 14.5mm thickness chunky and difficult to wear with long sleeves, and the 24-click bezel limits tracking to hour-offset time zones. The date color can blend into the dial, and the date wheel may show slight misalignment. On balance, owners rate the Phoibos Voyager GMT highly for its vibrant dials and excellent value.

Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition

The Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition is praised for its well-executed heritage inspiration, clean dial, and balanced design, with its in-house caliber 8R48 noted as a solid movement. Owners appreciate the Zaratsu polishing and the column wheel and vertical clutch on the 8R48 movement, considering it good value. Some find the date wheel deep-set and the bracelet lacking micro-adjustments. The 42.5mm x 15.1mm case size may be large for some wrists. On balance, owners and reviewers rate the Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition highly for its heritage design and solid in-house movement.

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