Seiko Cal. 4445 - 435

The 4445-435 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4445 caliber with 28j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-2e08ae15f124]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1993

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