Seiko Cal. 6644 - 799

This Automatic model from 1997 features a 43mm Titanium case. Powered by the 6644 caliber with 36j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-9c432dafa939]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1997

Related Models

• Seiko 6137-275
• Seiko 7064-537
• Seiko 3875-334
• Seiko 5696-280
• Seiko 5610-722
• Seiko 5225-562
• Seiko 5683-198
• Seiko 6314-442
• Seiko 4413-248
• Seiko 0789-942
• Seiko 6325-118
• Seiko 7141-343