Seiko Cal. 6677 - 788

The Seiko 6677-788 represents an important milestone in Seiko's 1976 lineup. It features a Silver dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-6b6c5564c61a]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

33j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1976

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