Seiko Cal. 0777 - 761

Released in 1970, the Cal. 0777 with design code 761 was part of Seiko's domestic market collection. It features a Green dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-890d6dadb3ec]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1970

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