Glycine Airman Vintage The Chief GMTvsJack Mason Strat-o-timer GMT

The measurements

Sized up.

Catalogue photos are all shot at the same flattering size. These aren't: every case below shares one millimetre scale.

Glycine Airman Vintage The Chief GMT at true scale

Airman Vintage The Chief GMT

Jack Mason Strat-o-timer GMT at true scale

Strat-o-timer GMT

Diameter

40mm

42mm

Lug-to-Lug

n/a

49mm

Thickness

12.3mm

lowest

13.2mm

Water Resistance

30m

200m

highest

Power Reserve

48h

highest

42h

MSRP

$2,900

$1,149

lowest

Movement

Sellita SW330-2

Miyota 9075

Case

7 specs
Diameter
40mm
42mm
Thickness
12.25mm
13.2mm
Lug-to-Lug
n/a
49mm
Material
Stainless Steel
316L Stainless Steel
Finish
n/a
n/a
Water Resistance
30m
200m
Caseback
n/a
n/a

Crystal & Dial

5 specs
Crystal Shape
n/a
n/a
AR Coating
n/a
n/a
Dial Color
White
n/a
Indices
n/a
n/a
Lume
Luminous
None

Movement

5 specs
Caliber
Sellita SW330-2
Miyota 9075
Beat Rate
28,800 vph
0 vph
Power Reserve
48h
42h
Jewels
25
0
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$2,900
$1,149

What people say

Owners + reviewers, side by side.

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

Glycine Airman Vintage The Chief GMT

Owners widely appreciate the Glycine Airman Vintage The Chief GMT for its historical significance and homage to the 1953 original. However, one owner notes criticism regarding the main hour hand being a 12-hour hand on a 24-hour dial, which hinders its intended use and compromises the bezel's functionality, leading to a return. On balance, owners value the Glycine Airman Vintage The Chief GMT for its historical connection, though a functional critique exists regarding its hour hand implementation.

Jack Mason Strat-o-timer GMT

Owners and reviewers widely praise the Jack Mason Strat-o-timer GMT for its exceptional value and traveler GMT functionality powered by the Miyota 9075 movement. Specific strengths highlighted include impressive fit and finish, screw-in bracelet pins, on-the-fly adjustment, sapphire crystal front and back, a screw-down crown, and a lumed bezel. The 7-link bracelet, with its micro-adjust buckle offering 9 points of adjustment, is frequently cited as a standout feature, with some owners comparing it favorably to much more expensive watches. Some reviewers note "chubby" hour markers and a potentially plastic bezel insert, though others state it is sapphire. The watch is praised for its comfortable 42mm case and vintage aesthetic. Overall, owners rate the Jack Mason Strat-o-timer GMT highly for its outstanding value and well-executed traveler GMT complication.

From video reviewers

The Miyota 9075 true GMT movement is a consensus strength. The lume on the hands, dial, and bezel is also a shared positive feature. Reviewers did not reach a consensus on any weaknesses or points of disagreement.

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