Seiko Cal. 4420 - 702

This Kinetic model from 1972 features a 38mm Two-Tone case. Powered by the 4420 caliber with 27j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-f314810b91ea]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1972

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