Seiko Cal. 6620 - 251

The Seiko 6620-251 represents an important milestone in Seiko's 1971 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-3d8009c94da5]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

24j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1971

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