Seiko Cal. 6138 - 831

The 6138-831 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6138 caliber with 24j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-ce27f9a96f59]

Also known as: Arnie

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1970

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