Seiko Cal. 7042 - 436

Released in 1973, the Cal. 7042 with design code 436 was part of Seiko's domestic market collection. Powered by the 7042 caliber with 36j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-57deff42bbc4]

Also known as: Crown, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1973

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