Seiko Cal. 4444 - 631

This Hand-Winding model from 1970 features a 45mm Titanium case. It features a Burgundy dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-6d95f2718b3c]

Also known as: UFO, World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1970

Related Models

• Seiko 5653-846
• Seiko 5641-726
• Seiko 0769-604
• Seiko 6255-984
• Seiko 0768-447
• Seiko 4513-108
• Seiko 5684-219
• Seiko 6132-708
• Seiko 6284-560
• Seiko 6650-547
• Seiko 7119-554
• Seiko 4586-995