Seiko Cal. 6661 - 920

The Seiko 6661-920 represents an important milestone in Seiko's 1965 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-67e3a2fa24c4]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1965

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