Side by side

Hamilton American Classic Boulton MechanicalvsGrand Seiko SBGW258

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

American Classic Boulton Mechanical
HamiltonAmerican Classic Boulton Mechanical
MSRP $1,075
SBGW258
Grand SeikoSBGW258
MSRP $26,000

At a glance

11 of 29 specs differ
Diameter
American Classic Boulton Mechanical34mm
SBGW25838mm
Power Reserve
American Classic Boulton Mechanical80h
SBGW25872h
Water Resistance
American Classic Boulton Mechanical50m
SBGW25830m
MSRP
American Classic Boulton Mechanical$1,075
SBGW258$26,000

Full specifications

Case

6 specs
Diameter
34mm
38mm
Thickness
11.2mm
10.9mm
Lug-to-Lug
46mm
45.8mm
Lug Width
22mm
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-50
9S64
Power Reserve
80h
72h

Pricing

1 specs
MSRP
$1,075
$26,000

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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 Boulton Mechanical

Owners widely praise the Hamilton American Classic Boulton Mechanical for its smooth winding action and hacking seconds, with the absence of a date complication being a frequently noted positive. The watch is also lauded for its cool aesthetic and interesting company heritage. Overall, owners rate the Hamilton American Classic Boulton Mechanical highly for its user-friendly mechanical movement and distinctive style.

Grand Seiko SBGW258

The Grand Seiko SBGW258 is a yellow gold dress watch featuring a 38mm case and a manual-wind caliber 9S64 movement with a 72-hour power reserve, rated for accuracy to +5/-3 seconds per day. It includes a raised gold logo on the dial and comes with a brown leather strap. On balance, reviewers highlight the Grand Seiko SBGW258 as a classic, precious metal timepiece representing fine watchmaking tradition.

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