Side by side

Grand Seiko SBGW258vsSugess Tourbillon Master SU8230

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

SBGW258
Grand SeikoSBGW258
MSRP $26,000
Tourbillon Master SU8230
SugessTourbillon Master SU8230
MSRP $1,399

At a glance

15 of 29 specs differ
Diameter
SBGW25838mm
Tourbillon Master SU823041mm
Power Reserve
SBGW25872h
Tourbillon Master SU823040h
Water Resistance
SBGW25830m
Tourbillon Master SU823050m
MSRP
SBGW258$26,000
Tourbillon Master SU8230$1,399

Full specifications

Case

8 specs
Category
Dress
Chronograph
Diameter
38mm
41mm
Thickness
10.9mm
11mm
Lug-to-Lug
45.8mm
46mm
Lug Width
19mm
11mm
Material
Gold
Yellow Gold/Rose Gold/Bronze
Water Resistance
30m
50m
Caseback
Solid
Display

Crystal & Dial

1 specs
AR Coating
Yes
Inner

Movement

5 specs
Caliber
9S64
Seagull ST8230
Type
Manual
Automatic
Beat Rate
28,800 vph
3 vph
Power Reserve
72h
40h
Complications
None
GMT, Moonphase, Date

Pricing

1 specs
MSRP
$26,000
$1,399

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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 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.

Sugess Tourbillon Master SU8230

Owners widely praise the Sugess Tourbillon Master for its stunning enamel dial and impressive finishing at its price point. Accuracy figures vary, with one owner reporting -12s/day and another +6 to +11s/day. Caveats include a cumbersome winding crown, limited 50m water resistance, a 21mm lug width, and a non-hacking movement, with one owner noting a power reserve around two days and noticeable resistance when winding. On balance, owners rate the Sugess Tourbillon Master highly for its visually striking dial and finishing, which significantly elevates its perceived value.

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