Seiko Cal. 6377 - 847

Seiko 6377-847

The Seiko 6377-847 represents an important milestone in Seiko's 1971 lineup. Powered by the 6377 caliber with 32j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-90fa332828a6]

Also known as: Turtle, Bellmatic

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
15.7mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Silver
Jewels
32j
Frequency
28,800 bph
Power Reserve
60 hours
Year
1971

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