Seiko Cal. 4426 - 288

The Seiko 4426-288 represents an important milestone in Seiko's 1968 lineup. Powered by the 4426 caliber with 35j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-c05e3e0665a9]

Also known as: Helmet, Arnie

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

35j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1968

Related Models

• Seiko 3852-773
• Seiko 6668-530
• Seiko 6373-207
• Seiko 7086-717
• Seiko 6164-180
• Seiko 7061-546
• Seiko 4515-757
• Seiko 6666-357
• Seiko 3827-260
• Seiko 0780-914
• Seiko 4436-161
• Seiko 3881-360