Seiko Cal. 6669 - 371

Seiko 6669-371

This Spring Drive model from 1992 features a 37mm Stainless Steel case. Powered by the 6669 caliber with 27j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-9ab3aee01f06]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
13.2mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Burgundy
Jewels
27j
Frequency
36,000 bph
Power Reserve
48 hours
Year
1992

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