Seiko Cal. 4445 - 852

The 4445-852 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4445 caliber with 20j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-225ea5599547]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1976

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