Side by side

Seestern S446 GMTvsGrand Seiko SLGW003

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

S446 GMT
SeesternS446 GMT
MSRP $299
SLGW003
Grand SeikoSLGW003
MSRP $11,600

At a glance

16 of 29 specs differ
Diameter
S446 GMT39.5mm
SLGW00338.6mm
Power Reserve
S446 GMT41hh
SLGW00380h
Water Resistance
S446 GMT100m
SLGW00330m
MSRP
S446 GMT$299
SLGW003$11,600

Full specifications

Case

6 specs
Category
GMT
Dress
Diameter
39.5mm
38.6mm
Thickness
13mm
9.95mm
Lug-to-Lug
47mm
45mm
Material
316L Stainless Steel
Titanium
Water Resistance
100m
30m

Crystal & Dial

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

Movement

6 specs
Caliber
Seiko NH34A GMT
9SA4
Type
Automatic
Manual
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
80h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$299
$11,600

Follow this matchup

Get a note when Seestern S446 GMT vs Grand Seiko SLGW003 gets more votes, a community discussion, or a price drop. No account needed.

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 SLGW003

The Grand Seiko SLGW003 is praised for its comfortable, lightweight Brilliant Hard Titanium case, meticulous finishing, and a clean, modern dial. Reviewers highlight the new 9SA4 manual-wind movement, noting its attractive finishing, 80-hour power reserve, and accuracy of -3/+5 seconds per day. It is considered a versatile dress watch blending vintage and future Grand Seiko spirit. The €11,700 price is noted as expensive, with some questioning its value. Overall, reviewers rate the Grand Seiko SLGW003 highly for its elegant design and impressive manual-wind movement at its flagship price point.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.