Side by side

Hamilton Khaki Field King Day-DatevsGrand Seiko SBGM221

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

Khaki Field King Day-Date
HamiltonKhaki Field King Day-Date
MSRP $845
SBGM221
Grand SeikoSBGM221
MSRP $5,400

At a glance

10 of 29 specs differ
Diameter
Khaki Field King Day-Date40mm
SBGM22139.5mm
Power Reserve
Khaki Field King Day-Date80h
SBGM22172h
Water Resistance
Khaki Field King Day-Date100m
SBGM22130m
MSRP
Khaki Field King Day-Date$845
SBGM221$5,400

Full specifications

Case

6 specs
Category
Field
GMT
Diameter
40mm
39.5mm
Thickness
11.8mm
13.7mm
Lug-to-Lug
50mm
46.9mm
Lug Width
20mm
19mm
Water Resistance
100m
30m

Crystal & Dial

1 specs
AR Coating
Inner
Yes

Movement

2 specs
Caliber
H-40
9S66
Power Reserve
80h
72h

Pricing

1 specs
MSRP
$845
$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.

Hamilton Khaki Field King Day-Date

Hamilton Khaki Field King Day-Date owners widely praise its classic styling, 80-hour power reserve, and excellent value. Opinions on water resistance are split; some express concern over the 50m rating, while others find it sufficient for daily wear and swimming. One owner notes the stock strap can be stiff. Service costs range from $55 for routine maintenance to $220 for full service with movement replacement. On balance, owners rate the Hamilton Khaki Field King Day-Date highly for its classic aesthetics and impressive power reserve at its price point.

From video reviewers

The 80-hour power reserve from the H-40 automatic movement is a significant strength. The 50-meter water resistance is considered a limitation for a field watch.

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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