Seiko Cal. 5684 - 627

The 5684-627 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5684 caliber with 31j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-8c5c29fe738c]

Also known as: UFO, Silverwave

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1978

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