Seiko Cal. 6642 - 966

The 6642-966 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-4d1e6557d701]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1988

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