The ultimate in illumination technology. Tiny light sources, (micro gas lights), developed by the world leader in the luminous compound industry over the past 25 years. They mark the hour, minute and second hands, as well as hour positions on the dial and the bezel, 100 times brighter than markings with conventional luminous paint. The US military have long recognized the advantages of micro gas light sources and their use is specified in procurement specification MIL-W-46374F.
1.3000 & 7000 Series(upper left): The original Navy Seal model.Fiberglass reinforced polyester injection molded case.Entry Level Dive watch,good general all purpose.
2.3900(center) New Issue for 2001 Featuring a Bold Dial and bezel numbers , a velco sports strap with the Navy Seal logo
3.3100 series(Bottom right): Stainless Steel Case with carbon fiber bezel. A screw down crown with double antireflective crystal coating and a ten year lithium battery.Solid watch with the carbon fiber bezel to save weight.Great soft Italian Rubber Band or Stainless Band with carbon fiber inserts.
4. 3200(Bottom Left) Series: All Steel with with a highly scratch resistant Sapphire crystal.A screw down crown with double antireflective crystal coating and a ten year lithium battery.Very solid rugged watch.
5.3600(Upper Right) Series:All Titanium with a highly scratch resistant Sapphire crystal with a crown protector.A screw down crown screw in case back with double anti-reflective crystal coating and a ten year lithium battery.Great weight saver.Solid Link titanium bracelet with safety clasp and extender(for use over wet suit) or durable black rubber dive strap or waterproof Pittards black padded leather strap.All the benefits of a metal watch but without the weight to carry around.
6.1590 Marine Series(Not shown).New for 2001.The heaviest diving watch in the line.Stainless steel case with crown protector. Screw in case back and screw down crown.unidirectional racheting bezel.tempered scratch resistant mineral glass crystal.jeweled swiss quartz movement with 10 year lithium battery.solid link steel bracelet with safety clasp.knurled texture surface on center link of bracelet and part of bezel resists scratching