Seiko Cal. 6397 - 233

The Seiko 6397-233 represents an important milestone in Seiko's 1968 lineup. It features a Silver dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-a7f8b9686fc1]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1968

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