Seiko Cal. 5690 - 698

The 5690-698 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5690 caliber with 18j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-f52b74ba6add]

Also known as: Monster, Bullhead

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1971

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