Seiko Cal. 5680 - 990

The 5680-990 is a sought-after Quartz piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-7d308604fd4b]

Also known as: UFO, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1969

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