Seiko Cal. 4425 - 135

The 4425-135 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4425 caliber with 22j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-199f40ab38cb]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1977

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