Seiko Cal. 5270 - 837

The Seiko 5270-837 represents an important milestone in Seiko's 1978 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-d970c36d62c8]

Also known as: Rally, Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1978

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