Side by side

Seestern S446 GMTvsGrand Seiko SBGW291

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

S446 GMT
SeesternS446 GMT
MSRP $299
SBGW291
Grand SeikoSBGW291
MSRP $5,300
What people say

Owners + reviewers, side by side

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

Seestern S446 GMT

Owners widely praise the Seestern S446 GMT for its stunning finishing and extreme value, with a sapphire crystal and adjustable clasp. The winding action is noted as buttery smooth, and the 39.5mm case size is considered very wearable. Some owners, however, flag the lume as a weak point and one owner found the bracelet clasp lacked sufficient micro-adjustment. The Seestern S446 GMT is considered an extreme value for the dollar. Overall, owners rate the Seestern S446 GMT highly for its exceptional finishing and value proposition at its price point.

Grand Seiko SBGW291

The Grand Seiko SBGW291 is praised for its charming 36.5mm size and a silver sunburst dial with sharply chamfered indices and dauphine hands. Reviewers note the hallmark Zaratsu polished surfaces and the hand-wound 9S64 movement, which provides accuracy between -3 to +5 seconds per day and a three-day power reserve. The case wears wonderfully on smaller wrists. However, its €5,200 price is considered high by one reviewer, especially without a steel bracelet, suggesting vintage options might be more appealing. Overall, reviewers consider the Grand Seiko SBGW291 a valid option for a simpler, smaller Grand Seiko experience, with its wearability and finishing being key strengths.

At a glance

16 of 29 specs differ
Diameter
S446 GMT39.5mm
SBGW29136.5mm
Power Reserve
S446 GMT41hh
SBGW29172h
Water Resistance
S446 GMT100m
SBGW291100m
MSRP
S446 GMT$299
SBGW291$5,300

Full specifications

Case

6 specs
Category
GMT
Dress
Diameter
39.5mm
36.5mm
Thickness
13mm
11.6mm
Lug-to-Lug
47mm
42.7mm
Lug Width
20mm
18mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

3 specs
Crystal Shape
Domed
Flat
AR Coating
Inner
Yes
Dial Color
Cream
Black

Movement

6 specs
Caliber
Seiko NH34A GMT
9S64
Type
Automatic
Manual
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
72h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$299
$5,300
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