Seiko Cal. 6660 - 865

The Seiko 6660-865 represents an important milestone in Seiko's 1992 lineup. It features a Green dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-8645c7ef0c8a]

Also known as: Sumo, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1992

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