Seiko Cal. 4429 - 386

The 4429-386 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4429 caliber with 30j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-d47af6048213]

Also known as: Helmet, Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1972

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