Seiko Cal. 5691 - 931

The Seiko 5691-931 represents an important milestone in Seiko's 1994 lineup. It features a Black dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-974f50cf68cb]

Also known as: Rally, Sportsmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1994

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