Seiko Cal. 6646 - 330

Released in 1965, the Cal. 6646 with design code 330 was part of Seiko's domestic market collection. It features a Navy dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-cc378834cd6f]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1965

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