Seiko Cal. 5660 - 191

Released in 1982, the Cal. 5660 with design code 191 was part of Seiko's domestic market collection. It features a White dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-6b202e4926e7]

Also known as: UFO, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

White

Jewels

26j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1982

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