Seiko Cal. 0777 - 901

Released in 1966, the Cal. 0777 with design code 901 was part of Seiko's domestic market collection. It features a Black dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-4f29040de5d6]

Also known as: Bullhead, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1966

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