Seiko Cal. 6646 - 396

Released in 1966, the Cal. 6646 with design code 396 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-adc8548ae301]

Also known as: Goldfeather, Navigator

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1966

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