Seiko Cal. 6393 - 871

The 6393-871 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6393 caliber with 19j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-3a2dc4f98bc0]

Also known as: Helmet, UFO

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

36mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1981

Related Models

• Seiko 6165-961
• Seiko 4550-817
• Seiko 3819-985
• Seiko 0710-710
• Seiko 4550-471
• Seiko 5668-300
• Seiko 5231-925
• Seiko 6646-886
• Seiko 4425-712
• Seiko 5222-648
• Seiko 6262-198
• Seiko 4591-115