Seiko Cal. 4521 - 855

The 4521-855 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-daf69eced82e]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1994

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