Seiko Cal. 0771 - 776

Released in 1971, the Cal. 0771 with design code 776 was part of Seiko's domestic market collection. It features a Green dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-2f5ad95fc1fb]

Also known as: Tuna, Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

34mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1971

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