Seiko Cal. 7136 - 847

The 7136-847 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7136 caliber with 34j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-0d9708e55f45]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1973

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