Side by side

Grand Seiko SBGK007vsSugess Seestern S446 GMT

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

SBGK007
Grand SeikoSBGK007
MSRP $7,300
Seestern S446 GMT
SugessSeestern S446 GMT
MSRP $269

At a glance

13 of 29 specs differ
Diameter
SBGK00739mm
Seestern S446 GMT40mm
Power Reserve
SBGK00772h
Seestern S446 GMT41h
Water Resistance
SBGK00730m
Seestern S446 GMT100m
MSRP
SBGK007$7,300
Seestern S446 GMT$269

Full specifications

Case

5 specs
Category
Dress
GMT
Diameter
39mm
40mm
Thickness
11.6mm
10mm
Lug-to-Lug
44mm
47mm
Water Resistance
30m
100m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Lume
None
Tritium

Movement

5 specs
Caliber
9S63
Seiko NH34
Type
Manual
Automatic
Beat Rate
28,800 vph
3 vph
Power Reserve
72h
41h
Complications
None
GMT, Moonphase, Date

Pricing

1 specs
MSRP
$7,300
$269

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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.

Grand Seiko SBGK007

The Grand Seiko SBGK007 is praised for its glorious champagne-to-silver-white sunburst dial and domed sapphire crystal. Owners and reviewers highlight its wonderfully slim profile, attributed to the manual-wind movement, contributing to excellent wearability and a design that subtly evokes vintage pieces. The movement is described as attractive yet workmanlike, with accuracy rated between +5 to -3 seconds per day and a 72-hour power reserve. The watch measures 39mm and 11.6mm thick, and is offered on a high-quality leather strap. On balance, owners and reviewers highly regard the Grand Seiko SBGK007 for its elegant slim case and beautifully textured dial.

Sugess Seestern S446 GMT

Owners widely praise the Sugess Seestern S446 GMT for its outstanding finishing and materials at its price point, with specific mentions of the cream or ivory dial, polished hands, and clear crystal offering superb legibility. Accuracy is generally good, with one owner reporting +2/3 seconds per day from the Seiko NH34A movement. Some owners find the lume is not a strong point, and the bracelet clasp could benefit from more micro-adjustment, with screw pins noted as cheap. The GMT hand is described as flat by some, and opinions are split on the "Sugess" versus "Seestern" logo. Overall, owners rate the Sugess Seestern S446 GMT highly for its beautiful dial and excellent build quality for the price.

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