Seiko Cal. 7164 - 387

The Seiko 7164-387 represents an important milestone in Seiko's 1973 lineup. Powered by the 7164 caliber with 31j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-affdabcd5f94]

Also known as: Emperor, Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1973

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