Seiko Cal. 6138 - 471

The Seiko 6138-471 represents an important milestone in Seiko's 1977 lineup. Powered by the 6138 caliber with 19j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-403ecb9cb7c3]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1977

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