Seiko Cal. 5698 - 664

The 5698-664 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5698 caliber with 21j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-fb430241f6f7]

Also known as: Samurai, Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

21j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1992

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