Side by side

Bremont Airco Mach 1 JetvsGrand Seiko SBGM221

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

Airco Mach 1 Jet
BremontAirco Mach 1 Jet
MSRP $4,500
SBGM221
Grand SeikoSBGM221
MSRP $5,400

At a glance

11 of 29 specs differ
Diameter
Airco Mach 1 Jet40mm
SBGM22139.5mm
Power Reserve
Airco Mach 1 Jet40h
SBGM22172h
Water Resistance
Airco Mach 1 Jet100m
SBGM22130m
MSRP
Airco Mach 1 Jet$4,500
SBGM221$5,400

Full specifications

Case

7 specs
Category
Pilot
GMT
Diameter
40mm
39.5mm
Thickness
12mm
13.7mm
Lug-to-Lug
46.9mm
Lug Width
20mm
19mm
Material
Stainless Steel (DLC coated)
Stainless Steel
Water Resistance
100m
30m

Crystal & Dial

1 specs
AR Coating
Inner
Yes

Movement

2 specs
Caliber
9S66
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$4,500
$5,400

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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.

Bremont Airco Mach 1 Jet

The Bremont Airco Mach 1 Jet is widely praised for its vintage-inspired design, 40mm size, and excellent legibility, featuring a satin-finished case with polished bevels and a matte dial with red-orange accents. Reviewers highlight its strong proportions, 100 meters of water resistance, and COSC-certified BE-92AE automatic movement. The watch is powered by the BE-92A automatic movement with a 38-hour power reserve. Overall, reviewers consider the Bremont Airco Mach 1 Jet an excellent everyday pilot's watch for its blend of vintage aesthetics and practical features.

Grand Seiko SBGM221

Grand Seiko SBGM221 is widely praised for its exceptional dial finish, highly polished hands and indices, and elegant design. Owners consistently highlight the stunning craftsmanship, with specific mention of the up to 11 hand-polished facets on its rectangular markers. The reliable 9S66 movement is noted for its 72-hour power reserve and true GMT functionality, tested beyond Chronometer specifications. Some enthusiasts desire a bidirectional 24-hour bezel, which the Grand Seiko SBGM221 lacks, and its 13.7mm thickness and 19mm lug width are noted as potential limitations. On balance, owners rate the Grand Seiko SBGM221 highly for its exquisite finishing and elegant, comfortable design.

From video reviewers

The SBGM221 is praised for its value within the Grand Seiko lineup. The lug width is cited as a weakness.

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