Seiko Cal. 6385 - 639

The Seiko 6385-639 represents an important milestone in Seiko's 1968 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-d750fc2ad31f]

Also known as: Navigator, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1968

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