Seiko Cal. 6678 - 329

Released in 1975, the Cal. 6678 with design code 329 was part of Seiko's domestic market collection. It features a Black dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-aa58fdfb7d0a]

Also known as: Bellmatic, World Timer

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1975

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