Seiko Cal. 6663 - 196

This Spring Drive model from 1966 features a 39mm PVD Black case. It features a Cream dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-db74c5ff8ce0]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1966

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