Seiko Cal. 5688 - 747

The 5688-747 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5688 caliber with 24j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-e898fa8dd674]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1979

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