Seiko Cal. 0742 - 630

The Seiko 0742-630 represents an important milestone in Seiko's 1982 lineup. Powered by the 0742 caliber with 23j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-656131176177]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1982

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