Seiko Cal. 4488 - 906

The Seiko 4488-906 represents an important milestone in Seiko's 1969 lineup. Powered by the 4488 caliber with 30j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-f67fdfcd2974]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1969

Related Models

• Seiko 6352-465
• Seiko 5224-142
• Seiko 6391-979
• Seiko 5610-437
• Seiko 0771-264
• Seiko 6687-585
• Seiko 7173-339
• Seiko 0750-658
• Seiko 6327-422
• Seiko 3858-841
• Seiko 7187-967
• Seiko 0777-623