Seiko Cal. 5266 - 256

The Seiko 5266-256 represents an important milestone in Seiko's 1974 lineup. Powered by the 5266 caliber with 30j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-a12c5f794956]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1974

Related Models

• Seiko 4447-798
• Seiko 6368-588
• Seiko 6338-625
• Seiko 6268-490
• Seiko 7074-455
• Seiko 6257-582
• Seiko 6293-826
• Seiko 4566-729
• Seiko 5214-911
• Seiko 6171-654
• Seiko 5212-230
• Seiko 6295-591