Seiko Cal. 5651 - 691

The 5651-691 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-075c4591ddb4]

Also known as: Sea Horse, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1991

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