Seiko Cal. 4520 - 240

This Kinetic model from 1970 features a 39mm Two-Tone case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-b9e0b5029abd]

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1970

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