Seiko Cal. 6138 - 259

This Automatic model from 1971 features a 46mm Stainless Steel case. Powered by the 6138 caliber with 24j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-e375d58a0d65]

Also known as: Tuna, Bellmatic

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

24j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1971

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