Seiko Cal. 6621 - 984

The Seiko 6621-984 represents an important milestone in Seiko's 1979 lineup. It features a Champagne dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-47e0ed60668d]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

29j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1979

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