Seiko Cal. 6391 - 577

The 6391-577 is a sought-after Solar piece from Seiko's golden era. It features a Cream dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-4294e63139e6]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Cream

Jewels

34j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1976

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