Seiko Cal. 0777 - 555

The Seiko 0777-555 represents an important milestone in Seiko's 1966 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-1cd0c342219f]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1966

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