Seiko Cal. 6621 - 331

The Seiko 6621-331 represents an important milestone in Seiko's 1967 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-590076f33e73]

Also known as: Silverwave, Arnie

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1967

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