Seiko Cal. 5221 - 570

The Seiko 5221-570 represents an important milestone in Seiko's 1973 lineup. It features a Green dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-104fcb42c89f]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1973

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