Side by side

Jack Mason Strat-o-timer GMTvsTimefactors PRS-30

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

Strat-o-timer GMT
Jack MasonStrat-o-timer GMT
MSRP $1,099
PRS-30
TimefactorsPRS-30
MSRP $1,013
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Jack Mason Strat-o-timer GMT

Owners widely praise the Jack Mason Strat-o-timer GMT for its impressive fit and finish, excellent value, and true traveler GMT complication, especially considering its price point. Reviewers and owners alike highlight the comfortable 40mm tonneau case, sapphire crystal bezel, and retro styling. Some owners note the hour markers are "chubby" but do not affect legibility, and the strap ends are slightly large. One owner describes the 7-link bracelet as rivaling luxury brands. On balance, owners and reviewers rate the Jack Mason Strat-o-timer GMT highly for its build quality and value proposition.

Timefactors PRS-30

Owners widely praise the Timefactors PRS for its excellent value and solid construction, with many appreciating its aesthetic details like cream dials and blued hands. Some owners note the well-built but stiff 5-link bracelet on certain models, and one owner reported noticeable rotor wobble from a Miyota movement. Overall, owners rate the Timefactors PRS highly for its robust build and attractive design at a fraction of the price of competitors.

At a glance

10 of 29 specs differ
Diameter
Strat-o-timer GMT40mm
PRS-3042mm
Power Reserve
Strat-o-timer GMT42h
PRS-30
Water Resistance
Strat-o-timer GMT200m
PRS-30100m
MSRP
Strat-o-timer GMT$1,099
PRS-30$1,013

Full specifications

Case

6 specs
Diameter
40mm
42mm
Thickness
13.2mm
12mm
Lug-to-Lug
47mm
49mm
Lug Width
20mm
24mm
Material
Stainless Steel
Bronze
Water Resistance
200m
100m

Crystal & Dial

1 specs
Dial Color
Dark Brown

Movement

2 specs
Caliber
Miyota 9075
ETA 2824-2
Power Reserve
42h

Pricing

1 specs
MSRP
$1,099
$1,013
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