Seiko Cal. 0770 - 522

The Seiko 0770-522 represents an important milestone in Seiko's 1980 lineup. It features a Green dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-ec92651ab04a]

Also known as: Navigator, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1980

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