Presidium Synthetic Diamond Screener II

Advanced features for diamond recognition

Presidium Synthetic Diamond Screener II is a portable desktop device developed by Presidium, which helps to distinguish colorless IIA diamonds (usually laboratory -made CVD/HPHT) by natural colorless IA diamonds. With the latest functions, this device is now tested by a small diamond melee size of 0.02 carat with immediate results via UV absorption measurement.

Properties

• Advanced technology measuring the ability to pass UV light by diamond
• 2 Color -coded indicator light moldings (blue/red) for low or high UV light absorption with blue light indicating natural diamond and red light indicating type IIA type IIA diamond
• Instant and clear results within 2 seconds
• Blue Light for Lighting Test Pad
• 5mm metal bar for comfortable lifting test probe for testing free stones
• The test button flashes red if the device does not delete any stones on the photo
• Automatic shutdown of internal LED light source for safe testing when opening the device lid or when the Start Test button is not activated
• USB port for an alternative power supply and connectivity
• Foam padding on an external base to ensure unstability and prevention of scratches of surfaces
• Weak battery indicator
• Energy -saving automatic shutdown of the device after 10 minutes without activity

Advantages

• Helps to detect type IIA diamonds that may probably be laboratory made
• It tests diamonds in the range of dimensions from 1.5 mm width to a height of 5 mm (approximately 0.02 to 10 carats)
• Tests for cut diamonds of popular shapes such as brilliant round shape, emerald shape, baguette shape, etc.
• Usable on free and mounted diamonds (on jewelry with open rear settings)
• For use on colorless diamonds from color d to color j

Specifications

• Power and battery: 4 x AAA alkaline batteries
• USB port for use with a USB cable and a suitable universal USB adapter Presidium

Recommended operating conditions

• Only for colorless diamonds:
  • Color: from color d to color j
  • Caurat size: 0.02 carats to> 10 carats
  • Shape: For all shapes if the gem has a flat surface
  • Mounted jewel: for jewelry with "open" settings

Size and weight

• Length: 130 mm
• Width: 100 mm
• Height: 65 mm
• Weight (without batteries): 210 grams (7.4 oz)