Seiko Cal. 4556 - 860

This Spring Drive model from 1991 features a 38mm Gold-Plated case. With its 21mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-6e63eee26a7c]

Also known as: Helmet, Flighty

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1991

Related Models

• Seiko 6237-708
• Seiko 3866-310
• Seiko 4594-417
• Seiko 6384-779
• Seiko 0764-840
• Seiko 6283-320
• Seiko 7015-847
• Seiko 6246-984
• Seiko 6679-833
• Seiko 6228-660
• Seiko 7123-585
• Seiko 0759-886