Seiko Cal. 4427 - 865

The Seiko 4427-865 represents an important milestone in Seiko's 1985 lineup. Powered by the 4427 caliber with 36j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-adb651d0adaa]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1985

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