Seiko Cal. 6642 - 218

The 6642-218 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6642 caliber with 27j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-0c85d4d18b93]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1972

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