Seiko Cal. 6642 - 582

The Seiko 6642-582 represents an important milestone in Seiko's 1971 lineup. It features a Burgundy dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-a0df549b055a]

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

21j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1971

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