Seiko Cal. 4430 - 810

This Spring Drive model from 1988 features a 36mm Titanium case. With its 21mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-47e1112b0c3e]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1988

Related Models

• Seiko 6681-705
• Seiko 7143-590
• Seiko 5687-996
• Seiko 5212-469
• Seiko 5656-467
• Seiko 4475-241
• Seiko 0778-787
• Seiko 7165-145
• Seiko 6361-178
• Seiko 7056-331
• Seiko 4543-288
• Seiko 4573-735