Seiko Cal. 6138 - 631

The 6138-631 is a sought-after Quartz piece from Seiko's golden era. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-ef2bd777bbb5]

Also known as: Turtle, Crown

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1973

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