Seiko Cal. 5664 - 121

The 5664-121 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5664 caliber with 24j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-daf0a34da919]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1978

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