Seiko Cal. 5661 - 584

The 5661-584 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-ff31aaa84968]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

8.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

18j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1987

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