Side by side

Hamilton American Classic Intra-Matic AutovsGrand Seiko SLGW004

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

American Classic Intra-Matic Auto
HamiltonAmerican Classic Intra-Matic Auto
MSRP $1,275
SLGW004
Grand SeikoSLGW004
MSRP $30,000

At a glance

11 of 29 specs differ
Diameter
American Classic Intra-Matic Auto40mm
SLGW00438.8mm
Power Reserve
American Classic Intra-Matic Auto80h
SLGW00480h
Water Resistance
American Classic Intra-Matic Auto50m
SLGW00430m
MSRP
American Classic Intra-Matic Auto$1,275
SLGW004$30,000

Full specifications

Case

6 specs
Diameter
40mm
38.8mm
Thickness
10.95mm
10.4mm
Lug-to-Lug
46mm
43.7mm
Lug Width
20mm
19mm
Material
Stainless Steel
Gold
Water Resistance
50m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
White
Black

Movement

2 specs
Caliber
H-10
9SA4
Type
Automatic
Manual

Pricing

1 specs
MSRP
$1,275
$30,000

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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 American Classic Intra-Matic Auto

Owners widely praise the Hamilton American Classic Intra-Matic Auto for its thinness, perfect size, and vintage charm, with some preferring its contrasting tachymeter and larger subdials. One owner notes the rotor can be quite loud. The Hamilton American Classic Intra-Matic Auto is considered by some to be the best watch with a 2892 movement for the price. Overall, owners rate the Hamilton American Classic Intra-Matic Auto highly for its vintage charm and wearability at the price.

Grand Seiko SLGW004

The Grand Seiko SLGW004 is praised for its elegant, faithful reissue design and impressive technical execution, featuring a new 9SA4 hi-beat manual-winding movement with an 80-hour power reserve and accuracy of -3/+5 seconds per day. Reviewers highlight the sharp case facets, double-signed dial, and beautifully decorated movement visible through the display caseback, along with an enjoyable winding experience. One reviewer noted a desire for better water resistance and expressed a dislike for the etched sapphire case back. Overall, reviewers rate the Grand Seiko SLGW004 highly for its elegant design and technically impressive movement.

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