Seiko Cal. 6659 - 140

Released in 1988, the Cal. 6659 with design code 140 was part of Seiko's domestic market collection. It features a Black dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-97015f0d4f24]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1988

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