Seiko Cal. 4442 - 817

The Seiko 4442-817 represents an important milestone in Seiko's 1968 lineup. Powered by the 4442 caliber with 35j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-9a1388299e0a]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1968

Related Models

• Seiko 7143-223
• Seiko 3823-914
• Seiko 6395-827
• Seiko 4439-672
• Seiko 6349-220
• Seiko 5635-614
• Seiko 4433-942
• Seiko 6120-954
• Seiko 5678-423
• Seiko 6632-840
• Seiko 5684-441
• Seiko 6691-978