Seiko Cal. 6327 - 691

The Seiko 6327-691 represents an important milestone in Seiko's 1977 lineup. It features a Navy dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-22540e02ead5]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1977

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