Seiko Cal. 5221 - 551

The Seiko 5221-551 represents an important milestone in Seiko's 1999 lineup. It features a Silver dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-17a02dabef12]

Also known as: Monster, Shogun

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1999

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