Seiko Cal. 5668 - 976

The 5668-976 is a sought-after Quartz piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-534d666921d3]

Also known as: Helmet, Arnie

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1979

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