Seiko Cal. 7131 - 760

Released in 1965, the Cal. 7131 with design code 760 was part of Seiko's domestic market collection. With its 21mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-61cd8db43e90]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1965

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