Seiko Cal. 7142 - 760

The 7142-760 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7142 caliber with 36j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-f6a8fdda5dd8]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1975

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