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SBGD228
1 Variant
Retail MSRP
$273,000
Low
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Avg
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High
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Static data
Case
44.5mm
Power Reserve
192h
Movement
Spring Drive
Water Resistance
100m
01
Case Dimensions
Diameter44.5mm
Thickness14.4mm
Lug-to-Lug52mm
Lug Width23mm
02
Case Build
MaterialGold
Water Resistance100m
03
Crystal & Dial
CrystalSapphire
AR CoatingYes
04
Movement
Caliber
TypeSpring Drive
Beat Rate—
Power Reserve192 hours
Jewels—
HackingNo
Hand-WindingNo
ComplicationsTime only
05
Design Language
Dial styleTextured
BezelFixed
Bracelet / strapLeather strap
HandsDauphine
AI-detected from product image · 5/22/2026
In a nutshell
The Grand Seiko SBGD228 (ref. sbgd228j) is a spring drive chronograph watch, with a 44.5mm gold case, 14.4mm thick, powered by the 9R01 movement and a 192-hour power reserve. Water resistance is rated to 100m, under a sapphire crystal. Manufacturer MSRP is $273,000.