Seiko Cal. 6644 - 806

The 6644-806 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6644 caliber with 30j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-191b1adbce06]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1995

Related Models

• Seiko 6657-230
• Seiko 5211-621
• Seiko 7021-655
• Seiko 5612-325
• Seiko 6642-245
• Seiko 6356-709
• Seiko 7159-571
• Seiko 6256-404
• Seiko 6299-323
• Seiko 6381-516
• Seiko 4514-798
• Seiko 6129-605