Seiko Cal. 6217 - 633

The Seiko 6217-633 represents an important milestone in Seiko's 1981 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-2f64b6bf7c62]

Also known as: Helmet, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Cream

Jewels

28j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1981

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