Seiko Cal. 5241 - 951

The 5241-951 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5241 caliber with 33j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-d1264aa239b6]

Also known as: Sumo, Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1971

Related Models

• Seiko 4514-661
• Seiko 4463-847
• Seiko 0739-495
• Seiko 5666-974
• Seiko 6686-663
• Seiko 6227-801
• Seiko 6239-464
• Seiko 4446-140
• Seiko 4469-850
• Seiko 5229-425
• Seiko 4428-129
• Seiko 5295-725