Side by side

Jack Mason Strat-o-timer GMTvsOrient M-Force AC0N

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
M-Force AC0N
OrientM-Force AC0N
MSRP $555
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.

Orient M-Force AC0N

Owners widely praise the Orient M-Force AC0N for its rugged, tank-like appearance and robust, well-built construction, with many citing the reliability of Japanese automatic movements as a key draw. Reviewers and owners consistently flag excellent lume and a superior diver bezel, though one owner notes poor low-light legibility due to weak lume. Accuracy figures vary, with one owner reporting stable +12 seconds/day timekeeping while another found it kept near-perfect time when fully wound; a wobbly crown was also noted by one owner. Overall, owners rate the Orient M-Force AC0N highly for its toughness and value, with its striking design and durable build being the primary reasons for satisfaction.

At a glance

14 of 29 specs differ
Diameter
Strat-o-timer GMT40mm
M-Force AC0N45mm
Power Reserve
Strat-o-timer GMT42h
M-Force AC0N40h
Water Resistance
Strat-o-timer GMT200m
M-Force AC0N200m
MSRP
Strat-o-timer GMT$1,099
M-Force AC0N$555

Full specifications

Case

4 specs
Category
Diver
Diameter
40mm
45mm
Thickness
13.2mm
12.8mm
Lug-to-Lug
47mm
52mm

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Underside
Dial Color
Green
Indices
Applied

Movement

5 specs
Caliber
Miyota 9075
F6727
Beat Rate
28,800 vph
21,600 vph
Power Reserve
42h
40h
Jewels
25
22
Complications
None
Date

Pricing

1 specs
MSRP
$1,099
$555
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