Seiko Cal. 4565 - 680

The Seiko 4565-680 represents an important milestone in Seiko's 1984 lineup. Powered by the 4565 caliber with 27j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-b804dd68fb9a]

Also known as: Bullhead, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1984

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