Seiko Cal. 6661 - 563

The Seiko 6661-563 represents an important milestone in Seiko's 1989 lineup. It features a Green dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-ab81dca95084]

Also known as: Samurai, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1989

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