Seiko Cal. 6629 - 316

Released in 1974, the Cal. 6629 with design code 316 was part of Seiko's domestic market collection. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-ab7dc013851a]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1974

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