Seiko Cal. 4547 - 197

The Seiko 4547-197 represents an important milestone in Seiko's 1981 lineup. Powered by the 4547 caliber with 19j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-ea0c617dc895]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1981

Related Models

• Seiko 6391-728
• Seiko 5636-757
• Seiko 6643-559
• Seiko 6333-634
• Seiko 6635-641
• Seiko 7137-867
• Seiko 4460-924
• Seiko 6185-135
• Seiko 0755-718
• Seiko 6373-812
• Seiko 6616-967
• Seiko 5254-313