Seiko Cal. 0778 - 666

The Seiko 0778-666 represents an important milestone in Seiko's 1983 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-5703b6ef4d93]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1983

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