Seiko Cal. 7091 - 139

The 7091-139 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7091 caliber with 23j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-acba80865fb7]

Also known as: World Timer, Emperor

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1978

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