Seiko Cal. 6391 - 153

The Seiko 6391-153 represents an important milestone in Seiko's 1966 lineup. It features a Silver dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-af92aad9747c]

Also known as: World Timer

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1966

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