Side by side

Marloe Watch Company AerodynevsGrand Seiko SBGR321

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

Aerodyne
Marloe Watch CompanyAerodyne
MSRP $443
SBGR321
Grand SeikoSBGR321
MSRP $5,200

At a glance

11 of 29 specs differ
Diameter
Aerodyne38mm
SBGR32140mm
Power Reserve
Aerodyne40h
SBGR32172h
Water Resistance
Aerodyne100m
SBGR321100m
MSRP
Aerodyne$443
SBGR321$5,200

Full specifications

Case

5 specs
Category
Pilot
Dress
Diameter
38mm
40mm
Thickness
9.8mm
13mm
Lug-to-Lug
46.6mm
Lug Width
18mm
20mm

Crystal & Dial

2 specs
Dial Color
Black
Lume
Luminous
None

Movement

3 specs
Caliber
Miyota 9015
9S65
Power Reserve
40h
72h
Jewels
24
25

Pricing

1 specs
MSRP
$443
$5,200

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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.

Marloe Watch Company Aerodyne

Owners widely praise the Marloe Watch Company Aerodyne for its desirability and comfort, with one user noting the dial's appealing appearance. The Aerodyne line is considered fantastic and underrated, with small details making it suitable as a daily watch. Overall, owners rate the Marloe Watch Company Aerodyne highly for its comfort and desirability as a daily wearer.

Grand Seiko SBGR321

Grand Seiko SBGR321 owners and reviewers widely praise its attractive design, compelling dimensions, and robust movement. The watch features sharp case lines with contrasting brushing and polishing, a 40mm steel case that provides presence without bulk, and 100m water resistance. Its sunburst blue dial, inspired by the dawn sky over Mount Iwate, showcases Grand Seiko's signature finishing on applied markers and hands, with a red-tipped seconds hand. The 9S65 automatic movement is noted for its precision, running within specifications, with one source reporting a +5 to -3 seconds a day rate and a 3-day power reserve. A blue rotor with a crimson rim, also inspired by Mount Iwate, is visible through the display caseback. On balance, owners and reviewers rate the Grand Seiko SBGR321 highly for its exceptional finishing and compelling blue dial design at its price point.

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