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SBGA384
1 Variant
Retail MSRP
$29,500
Low
—
Avg
—
High
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Static data
Case
40mm
Power Reserve
72h
Movement
Spring Drive
Water Resistance
100m
01
Case Dimensions
Diameter40mm
Thickness12.5mm
Lug-to-Lug46.2mm
Lug Width19mm
02
Case Build
MaterialGold
Water Resistance100m
03
Crystal & Dial
CrystalSapphire
AR CoatingYes
04
Movement
Caliber
TypeSpring Drive
Beat Rate—
Power Reserve72 hours
Jewels—
HackingNo
Hand-WindingNo
ComplicationsTime only
05
Design Language
Dial styleTextured
Sub-dials1
BezelFixed
Bracelet / strapLeather strap
HandsDauphine
AI-detected from product image · 5/22/2026
In a nutshell
The Grand Seiko SBGA384 (ref. sbga384g) is a spring drive dress watch, with a 40mm gold case, 12.5mm thick, powered by the 9R15 movement and a 72-hour power reserve. Water resistance is rated to 100m, under a sapphire crystal. Manufacturer MSRP is $29,500.