Seiko Cal. 5220 - 666

The 5220-666 is a sought-after Spring Drive piece from Seiko's golden era. It features a Cream dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-fca740b20a60]

Also known as: Monster, Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1987

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