Seiko Cal. 5690 - 161

The Seiko 5690-161 represents an important milestone in Seiko's 1969 lineup. Powered by the 5690 caliber with 36j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-cc8252305902]

Also known as: Sumo, Arnie

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1969

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