The Dual XL has been designed to assist the professional jeweler and gemologist who can visually identify older Diamond Simulants such as YAG, Sapphire, or Titanite, but who may have some difficulty in spotting CZ and Moissanite gems, particularly smaller stones set in gold or silver. For this purpose the Dual XL provides a fast, reliable and universally accepted method to confirm the user's judgment.
Identifies Diamonds and Moissanite
From the company that created thermal diamond testers
Lifetime limited factory warranty
Durable spring loaded tip
Audible & visual diamond indicator