Seiko Cal. 0770 - 403

Released in 1973, the Cal. 0770 with design code 403 was part of Seiko's domestic market collection. With its 22mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-b2efdb6ad3dc]

Also known as: Bellmatic, Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1973

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