Seiko Cal. 4429 - 435

The 4429-435 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4429 caliber with 20j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-2f036e23d5bb]

Also known as: Bullhead, UFO

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1983

Related Models

• Seiko 6314-508
• Seiko 5676-606
• Seiko 7030-414
• Seiko 6120-653
• Seiko 7156-756
• Seiko 0744-220
• Seiko 7042-888
• Seiko 5638-129
• Seiko 7085-357
• Seiko 0785-907
• Seiko 4468-710
• Seiko 5692-534