#1

Hmkis Diamond Testers
HMKIS Diamond Tester Pen, High Accuracy Jewelry Diamond Tester+ 60X Mini LED...
Overall Bestination Rating
Based on 1693 reviews
$18.99 Available on Prime
  • Rating Info
  • Effectiveness 9.6
  • Customer support 9.7
  • Accuracy 9.7
  • Build and design 9.6

#2

Julytech Diamond Testers
Julytech Diamond Selector High Accuracy Diamond Tester Professional Jeweler for...
Overall Bestination Rating
Based on 2124 reviews
$14.88 Available on Prime
  • Rating Info
  • Effectiveness 9.6
  • Customer support 9.1
  • Accuracy 9.9
  • Build and design 9.2

#3

Wangyang Diamond Testers
Diamond Tester Pen Professional Diamond Selector High Accuracy Diamond Tester...
Overall Bestination Rating
Based on 2372 reviews
$13.99 Available on Prime
  • Rating Info
  • Effectiveness 9.3
  • Customer support 9.3
  • Accuracy 9.9
  • Build and design 9.4

#4

Hqdz Diamond Testers
[Upgraded] High Accuracy Diamond Tester Professional Jeweler for Novice and Expert -...
Overall Bestination Rating
Based on 54 reviews
$16.99 Available on Prime
  • Rating Info
  • Effectiveness 9.6
  • Customer support 9.1
  • Accuracy 9.9
  • Build and design 9.3

#5

Uver Diamond Testers
2021[Upgraded]Best Sellers High Accuracy Professional Jeweler Diamond Tester II V2...
Overall Bestination Rating
Based on 1397 reviews
$16.66 Available on Prime
  • Rating Info
  • Effectiveness 9.6
  • Customer support 9.9
  • Accuracy 9.7
  • Build and design 9.8

#6

Hmkis Diamond Testers
HMKIS Diamond Tester Pen, Environmental Protection 9V Battery, High Accuracy Jewelry...
Overall Bestination Rating
Based on 2738 reviews
$16.99 Available on Prime
  • Rating Info
  • Effectiveness 9.2
  • Customer support 9.5
  • Accuracy 9.9
  • Build and design 9.9

#7

Molo Diamond Testers
Diamond Tester+LED Lighted Slide Out Pocket Magnifying Glass(30X/60X/90) Jeweler...
Overall Bestination Rating
Based on 1275 reviews
$17.88 Available on Prime
  • Rating Info
  • Effectiveness 9.9
  • Customer support 9.4
  • Accuracy 9.3
  • Build and design 9.3

#8

Stillcool Diamond Testers
StillCool Diamond Tester II V2 Selector Gemstone Jewelry Gems Tool with Case (Black...
Overall Bestination Rating
Based on 733 reviews
$14.95 Available on Prime
  • Rating Info
  • Effectiveness 9.5
  • Customer support 9.2
  • Accuracy 9.5
  • Build and design 9.7