Seiko Cal. 6642 - 285

The Seiko 6642-285 represents an important milestone in Seiko's 1996 lineup. With its 22mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-a1b0adc2bfb0]

Also known as: Sumo, Rally

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1996

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