Seiko Cal. 6621 - 408

The Seiko 6621-408 represents an important milestone in Seiko's 1969 lineup. It features a Cream dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-d4d5263fa167]

Also known as: Tuna, Helmet

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1969

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