Seiko Cal. 5256 - 243

The Seiko 5256-243 represents an important milestone in Seiko's 1985 lineup. Powered by the 5256 caliber with 18j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-148ba17aea71]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1985

Related Models

• Seiko 5657-803
• Seiko 6129-718
• Seiko 4485-197
• Seiko 7196-793
• Seiko 6171-616
• Seiko 7179-722
• Seiko 5649-957
• Seiko 6166-303
• Seiko 5224-257
• Seiko 3822-695
• Seiko 6673-811
• Seiko 0786-818