Seiko Cal. 5690 - 923

The 5690-923 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-4da527efe279]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1965

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