LoupeLabWatch Comparison
Grand Seiko Automatic Hi Beat 36000 GMT Stainless Steel / Black / Bracelet vs Grand Seiko Spring Drive Stainless Steel / Silver / Bracelet
Side-by-side specifications for Grand Seiko Automatic Hi Beat 36000 GMT Stainless Steel / Black / Bracelet and Grand Seiko Spring Drive Stainless Steel / Silver / Bracelet.
Grand Seiko
Grand Seiko Automatic Hi Beat 36000 GMT Stainless Steel / Black / Bracelet
Ref. SBGJ203
Grand Seiko
Grand Seiko Spring Drive Stainless Steel / Silver / Bracelet
Ref. SBGA299
Case
Diameter40 mm40.5 mm
Thickness14 mm12.9 mm
MaterialStainless SteelStainless Steel
Water Resist.100 m100 m
CrystalSapphireSapphire
Dial ColorBlackSilver
Movement
CaliberGrand Seiko 9S86Grand Seiko 9R65
ManufacturerGrand SeikoGrand Seiko
TypeAutomaticSpring Drive
Power Reserve55 hrs72 hrs
Frequency36,000 bph--
Jewels3730
Complicationshours, minutes, additional 24 hour hand (adjustable), seconds, datehours, minutes, seconds, date, power reserve indicator
Pricing & Production
CollectionMechanicalSpring Drive
Grand Seiko
Grand Seiko Automatic Hi Beat 36000 GMT Stainless Steel / Black / Bracelet Ref. SBGJ203
Grand Seiko
Grand Seiko Spring Drive Stainless Steel / Silver / Bracelet Ref. SBGA299
Case
Diameter
SBGJ20340 mm
SBGA29940.5 mm
Thickness
SBGJ20314 mm
SBGA29912.9 mm
Material
SBGJ203Stainless Steel
SBGA299Stainless Steel
Water Resist.
SBGJ203100 m
SBGA299100 m
Crystal
SBGJ203Sapphire
SBGA299Sapphire
Dial Color
SBGJ203Black
SBGA299Silver
Sponsored
Movement
Caliber
SBGJ203Grand Seiko 9S86
SBGA299Grand Seiko 9R65
Manufacturer
SBGJ203Grand Seiko
SBGA299Grand Seiko
Type
SBGJ203Automatic
SBGA299Spring Drive
Power Reserve
SBGJ20355 hrs
SBGA29972 hrs
Frequency
SBGJ20336,000 bph
SBGA299--
Jewels
SBGJ20337
SBGA29930
Complications
SBGJ203hours, minutes, additional 24 hour hand (adjustable), seconds, date
SBGA299hours, minutes, seconds, date, power reserve indicator
Pricing & Production
Collection
SBGJ203Mechanical
SBGA299Spring Drive
Sponsored