Seiko Cal. 4427 - 121

The Seiko 4427-121 represents an important milestone in Seiko's 1990 lineup. It features a Silver dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-5dbad2a67d66]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

17j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1990

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