Seiko Cal. 4435 - 236

The 4435-236 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4435 caliber with 30j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-e60ea613b2d5]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1998

Related Models

• Seiko 7027-862
• Seiko 5699-382
• Seiko 0771-601
• Seiko 4487-981
• Seiko 0745-281
• Seiko 4555-553
• Seiko 6217-769
• Seiko 5218-136
• Seiko 7190-243
• Seiko 0762-531
• Seiko 7030-383
• Seiko 6214-983