Seiko Cal. 4521 - 897

The Seiko 4521-897 represents an important milestone in Seiko's 1974 lineup. With its 22mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-4cd871054dfa]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1974

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