Seiko Cal. 4427 - 652

The 4427-652 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-98ac9098947e]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Champagne

Jewels

36j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1971

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