Seiko Cal. 6388 - 592

Released in 1965, the Cal. 6388 with design code 592 was part of Seiko's domestic market collection. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-93824ba0ce8d]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1965

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