Seiko Cal. 6397 - 874

Seiko 6397-874

The Seiko 6397-874 represents an important milestone in Seiko's 1973 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-f5e4e35ca932]

Also known as: Turtle, Helmet

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
41mm
Case Thickness
9.6mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Silver
Jewels
35j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1973

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