Seiko Cal. 6651 - 520

The Seiko 6651-520 represents an important milestone in Seiko's 1978 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-80bb8503976b]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1978

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