Seiko Cal. 4427 - 245

The Seiko 4427-245 represents an important milestone in Seiko's 1966 lineup. Powered by the 4427 caliber with 31j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-1318140dfbbf]

Also known as: Pogue, Crown

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1966

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