Seiko Cal. 6251 - 400

The Seiko 6251-400 represents an important milestone in Seiko's 1965 lineup. Powered by the 6251 caliber with 26j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-0ceb32aafc99]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Burgundy

Jewels

26j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1965

Related Models

• Seiko 0738-181
• Seiko 6689-399
• Seiko 4432-941
• Seiko 5634-203
• Seiko 3859-473
• Seiko 4520-912
• Seiko 7168-168
• Seiko 3880-465
• Seiko 6192-764
• Seiko 3811-235
• Seiko 5684-428
• Seiko 7062-706