Seiko Cal. 5227 - 637

The Seiko 5227-637 represents an important milestone in Seiko's 1985 lineup. It features a White dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-a337dc3a71c2]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1985

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