Seiko Cal. 5231 - 287

The Seiko 5231-287 represents an important milestone in Seiko's 1982 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-3650ef67b2db]

Also known as: Panda, Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1982

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