Seiko Cal. 6691 - 957

The 6691-957 is a sought-after Quartz piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-eb0c29543cf0]

Also known as: Panda, Sea Horse

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1974

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