Seiko Cal. 5691 - 138

The Seiko 5691-138 represents an important milestone in Seiko's 1988 lineup. It features a Cream dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-1e9687871273]

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1988

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