Side by side
Grand Seiko SBGW306vsSugess Tourbillon Master SU8230
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
SBGW30636.5mm
Tourbillon Master SU823041mm
Power Reserve
SBGW30672h
Tourbillon Master SU823040h
Water Resistance
SBGW306100m
Tourbillon Master SU823050m
MSRP
SBGW306$17,900
Tourbillon Master SU8230$1,399
Full specifications
Case
8 specsCategory
Dress
Chronograph
Diameter
36.5mm
41mm
Thickness
11.7mm
11mm
Lug-to-Lug
42.7mm
46mm
Lug Width
18mm
11mm
Material
Gold
Yellow Gold/Rose Gold/Bronze
Water Resistance
100m
50m
Caseback
Solid
Display
Crystal & Dial
1 specsAR Coating
Yes
Inner
Movement
5 specsCaliber
9S64
Seagull ST8230
Type
Manual
Automatic
Beat Rate
28,800 vph
3 vph
Power Reserve
72h
40h
Complications
None
GMT, Moonphase, Date
Pricing
1 specsMSRP
$17,900
$1,399
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