Seiko Cal. 6635 - 777

The Seiko 6635-777 represents an important milestone in Seiko's 1991 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-d9b32300edb0]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

46mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1991

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