Seiko Cal. 5660 - 199

The 5660-199 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-489854c946c7]

Also known as: Sumo, UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1985

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