Seiko Cal. 5221 - 537

The Seiko 5221-537 represents an important milestone in Seiko's 1985 lineup. It features a Green dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-a3024190d02c]

Also known as: Turtle, World Timer

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1985

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