Seiko Cal. 6397 - 440

The 6397-440 is a sought-after Quartz piece from Seiko's golden era. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-cac01af943e7]

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1967

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