Seiko Cal. 6646 - 348

This Automatic model from 1967 features a 43mm Stainless Steel case. It features a Black dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-4e41d72e980b]

Also known as: Silverwave, World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1967

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