Seiko Cal. 0787 - 642

The Seiko 0787-642 represents an important milestone in Seiko's 1971 lineup. Powered by the 0787 caliber with 19j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-0cc2f540e053]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1971

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