Seiko Cal. 5688 - 923

The 5688-923 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5688 caliber with 36j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-f096ca5f41b2]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

36j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1997

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