Seiko Cal. 6388 - 650

The 6388-650 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6388 caliber with 28j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-4b92f54417a4]

Also known as: UFO, Bellmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1995

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