Seiko Cal. 6642 - 426

Released in 1993, the Cal. 6642 with design code 426 was part of Seiko's domestic market collection. Powered by the 6642 caliber with 22j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-ab494ea6344f]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1993

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