Seiko Cal. 6642 - 895

The Seiko 6642-895 represents an important milestone in Seiko's 1978 lineup. With its 20mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-4b1a53cdc71f]

Also known as: Rally, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Champagne

Jewels

17j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1978

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