Seiko Cal. 6642 - 928

The Seiko 6642-928 represents an important milestone in Seiko's 1976 lineup. It features a White dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-c0909f352060]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

White

Jewels

36j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1976

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