Seiko Cal. 6691 - 956

The Seiko 6691-956 represents an important milestone in Seiko's 1998 lineup. It features a Black dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-ecce325a38d9]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1998

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