Skip to content
DCLA logo

The Diamond Certification Laboratory of Australia (DCLA)

Diamond Valuation Certification and advice from the Diamond authority in Australia

  • Home
  • Company Profile
    • Mission Statement
    • DCLA History
    • Technology & Grading Process
    • DCLA Laboratory Team
    • DCLA Trustmark & Logo Usage
    • DCLA Timeline
  • Services
    • Diamond Certification
    • Acuval Diamond and Jewellery Valuations
    • Cold Laser Inscription
    • Advanced Diamond Testing
    • Diamond Verification
    • DCLA ‘Trustline’ Telephone Hotline
    • Diamond Certificate Copy
    • Diamond Registry
    • Online Certificate Check
    • How to Submit a Diamond to DCLA
    • Damage & Salvage Assessment
    • Diamond Seminars
  • DCLA Certificates
    • Dcla Diamond Grading Guarantee
    • How to Read a DCLA Certificate
    • Register a Diamond
    • Online Certificate Check
  • DCLA Trustmark
    • DCLA Trustmark Initiative
    • About the DCLA Trustmark
  • Diamond Education
    • 5c’s Of Diamond Grading
    • Carat Weight
    • Colour
    • Clarity
    • Cut
    • Confidence
    • DCLA Transparency Grading System
    • Synthetic Diamonds
    • Diamond Treatments
    • Glossary & Picture Library
    • FAQ´s
  • Latest News
  • Contact Us
Posted on July, 2017 by Admin DCLA

Abrasion

Type of blemish that looks like a bruise or scratch on the surface of a diamond. Abrasions can affect the polish grade of a diamond.

CategoriesGlossary

Post navigation

Previous PostPrevious Abraded Facet Edge
Next PostNext Adamas

Latest News !

NEWS

  • World’s top jewellery maker Pandora ditches mined diamonds
  • Signet Buys Blue Nile for $360M
  • Diamond exploration hits a new low — even as rough prices soar
  • De Beers Cautious Following Sales Jump
  • GIA Launches Diamond Origin Service
  • Lucapa Unearths 170ct. Pink from Lulo
  • Double the pain for Surat diamond industry as demand falls, costs rise
  • US Jewelry Industry Shrinks as Closure Rate Grows
  • Jewelry Worth Millions Stolen from Brink’s Truck
  • How a 910ct. Rough Became a Sparkling Van Cleef Collection
  • Luxury jeweler Graff Diamonds pays $7.5 million worth of Bitcoin in ransom to Russian hackers
  • Diamond Prices Slide Amid Economic Uncertainty
  • Certin Diamond Insurance Specialists
  • Report: Russia to Impose Zero VAT on Diamonds
  • Russia hits back at attempts to ‘politicise’ its diamonds
  • Disruptor’s Dilemma: Has Lightbox Legitimized Lab-Grown?
  • Russia Crisis Puts Diamond Marketing in Jeopardy
  • China backs Russia in opposing bid to redefine conflict diamonds
  • Small diamond miners want big licence holders built in so they can grow sector together
  • What is a ‘lab grown diamond’ ?
DCLA IDC

Proportion Grading System

Click here to download PDF
DCLA diamond exchange
Buy Your Diamond Direct »

Jewellery Valuations

Quick, Safe and Secure Valuations in the Palm of Your Hand AcuVal provides an easy way of creating a valuation for a jewellery item, providing a printable and digital certificate. Create and manage valuations and valuation certificates in one place.
Diamond Insurance Specialists
Specialising in insurance for certified diamonds for a replacement to make you feel secure with the right cover.
© 2022 Diamond Certification Laboratory of Australia
  • Diamond Certification
  • Diamond Certificate Check
  • Diamond News
  • Diamond Exchange
  • Privacy Policy
  • Contact Us
TOP