Seiko Cal. 0777 - 987

The Seiko 0777-987 represents an important milestone in Seiko's 1970 lineup. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-a6f7b688c33c]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1970

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