Seiko Cal. 7161 - 693

The Seiko 7161-693 represents an important milestone in Seiko's 1985 lineup. Powered by the 7161 caliber with 20j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-102ec8fd08c2]

Also known as: Sumo, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1985

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