Seiko Cal. 6647 - 380

The Seiko 6647-380 represents an important milestone in Seiko's 1996 lineup. Powered by the 6647 caliber with 32j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-9e286f1bbe8c]

Also known as: Bellmatic, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1996

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