Seiko Cal. 4440 - 107

The Seiko 4440-107 represents an important milestone in Seiko's 1972 lineup. It features a Black dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-6bf76a0f3547]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1972

Related Models

• Seiko 7153-397
• Seiko 7046-254
• Seiko 5638-969
• Seiko 3852-465
• Seiko 3858-390
• Seiko 6687-373
• Seiko 5227-695
• Seiko 6263-867
• Seiko 3897-429
• Seiko 6655-311
• Seiko 5640-966
• Seiko 5680-554