Seiko Cal. 6661 - 921

The Seiko 6661-921 represents an important milestone in Seiko's 1972 lineup. It features a Green dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-1a43756233b6]

Also known as: Shogun

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1972

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