Seiko Cal. 4429 - 720

This Hand-Winding model from 1967 features a 39mm Gold-Plated case. Powered by the 4429 caliber with 35j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-8cb01a1b8efc]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

35j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1967

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