Seiko Cal. 4427 - 751

The 4427-751 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4427 caliber with 29j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-b7d0355a2c61]

Also known as: Silverwave, Arnie

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1975

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