Seiko Cal. 5691 - 993

The Seiko 5691-993 represents an important milestone in Seiko's 1975 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-56d8d2cfe5ec]

Also known as: Rally, Arnie

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1975

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