Side by side

Boldr Globetrotter GMTvsSeiko Prospex SPEEDTIMER Mechanical

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

Globetrotter GMT
BoldrGlobetrotter GMT
MSRP $469
Prospex SPEEDTIMER Mechanical
SeikoProspex SPEEDTIMER Mechanical
MSRP $995

At a glance

12 of 29 specs differ
Diameter
Globetrotter GMT40mm
Prospex SPEEDTIMER Mechanical39.5mm
Power Reserve
Globetrotter GMT40h
Prospex SPEEDTIMER Mechanical72h
Water Resistance
Globetrotter GMT200m
Prospex SPEEDTIMER Mechanical200m
MSRP
Globetrotter GMT$469
Prospex SPEEDTIMER Mechanical$995

Full specifications

Case

4 specs
Category
GMT
Chronograph
Diameter
40mm
39.5mm
Thickness
12.7mm
12mm
Lug-to-Lug
48mm
44.5mm

Crystal & Dial

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

Movement

3 specs
Caliber
Seiko NH34 GMT
6R55
Power Reserve
40h
72h
Jewels
25
24

Pricing

1 specs
MSRP
$469
$995

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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.

Boldr Globetrotter GMT

The Boldr Globetrotter GMT is praised for its legibility and finishing, featuring applied Super-LumiNova indices and sword hands on a matte black or sunburst blue dial. Reviewers highlight the ceramic bezel's sharp city markings and tight, smooth ratcheting action. The 44mm 316L stainless steel case exhibits a non-traditional design with radial and vertical brushing.

Seiko Prospex SPEEDTIMER Mechanical

The Seiko Prospex SPEEDTIMER Mechanical is praised for its visually appealing design and comfortable wearability, with owners frequently using its chronograph function for daily tasks. Reviewers note its clean dial layout and LumiBrite treated hands and markers, and one source highlights the 72-hour power reserve of the 6R55 movement. However, some owners criticize its chronograph functionality and the 24-hour subdial. On balance, owners and reviewers rate the Seiko Prospex SPEEDTIMER Mechanical highly for its daily usability and refined aesthetics.

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