Seiko Cal. 6677 - 878

This Spring Drive model from 1968 features a 39mm PVD Black case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-1ed2c4e0de07]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1968

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