Seiko Cal. 6397 - 521

Seiko 6397-521

The Seiko 6397-521 represents an important milestone in Seiko's 1972 lineup. Powered by the 6397 caliber with 19j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-02300fe49a94]

Also known as: Turtle, Panda

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
35mm
Case Thickness
11.5mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Burgundy
Jewels
19j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1972

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seikata-wm-02300fe49a94