Seiko Cal. 6642 - 254

The 6642-254 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6642 caliber with 26j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-af78fcb261af]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1977

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