Seiko Cal. 4440 - 607

The Seiko 4440-607 represents an important milestone in Seiko's 1967 lineup. Powered by the 4440 caliber with 22j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-1d27644cb160]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1967

Related Models

• Seiko 7124-678
• Seiko 7026-417
• Seiko 7126-986
• Seiko 6336-127
• Seiko 7150-423
• Seiko 7067-854
• Seiko 6254-906
• Seiko 5287-490
• Seiko 4540-816
• Seiko 7142-205
• Seiko 4543-408
• Seiko 5653-701