Seiko Cal. 5636 - 989

The Seiko 5636-989 represents an important milestone in Seiko's 1973 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-1e1562e9f997]

Also known as: Sumo, Shogun

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1973

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