Seiko Cal. 6642 - 281

The 6642-281 is a sought-after Quartz piece from Seiko's golden era. It features a Cream dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-6fe2f01b1441]

Also known as: Sumo, UFO

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Cream

Jewels

24j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1980

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