Grand Seiko — Heritage Spring Drive

SBGA437 Heritage Spring Drive

SBGA437 Heritage Spring Drive is the documented exact configuration with a 40 mm Stainless steel case, silver dial, 9R65 spring drive automatic movement, and stainless-steel bracelet with folding clasp and push-button release.

Open in The Dial Atlas
Grand Seiko SBGA437 Heritage Spring Drive
ReferenceSBGA437
BrandGrand Seiko
FamilyHeritage Spring Drive
Produced2021–present
StatusIn production