Seiko Cal. 6661 - 930

The 6661-930 is a sought-after Kinetic piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-d3074c57e1ef]

Also known as: World Timer, Crown

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1987

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