Seiko Cal. 4527 - 686

The 4527-686 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-267211c170f4]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1983

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