Top 50 Diamonds by Certification Score in India
Ranked by certificate rigour. GIA and AGS stones with complete grading, clear symmetry, and verified provenance come out on top. Pricing shown in INR.
Last updated 15 September 2026 · Based on 50 active listings ranked by certification
What Certification Score Rewards
Certification score measures the rigour and completeness of the grading report behind each diamond. It weights the grading lab (GIA and AGS lead; IGI and HRD follow; newer or less-consistent labs are lower), the presence of a polish and symmetry grade (required for Excellent-cut claims), and the completeness of the proportions data. It's not measuring the diamond itself. It's measuring how confident you can be that the grades on paper match what you'll receive.
Use this list when you're buying at a price point where certification rigour matters most. Say, above $10,000, or when the stone will be insured, resold, or given as a gift with a certificate presentation. The top of this list is where the paper trail is strongest: full GIA reports with polish and symmetry grades, complete measurement data, and a clean provenance.
A high certification score doesn't mean the stone is beautiful. It just means the grading is trustworthy. Cross-reference with quality score for stones that are both well-documented and well-made. For lab-grown, IGI tops this list more often than GIA because IGI has become the default lab-grown certifier and has the most complete reports for that segment.
| # | Diamond | Origin | Score | Lowest Price (INR) |
|---|---|---|---|---|
| 1 | 8.04ct ROUND K SI1 | natural | 100 | ₹1,18,21,345 INR |
| 2 | 8.03ct OVAL G VS2 | natural | 100 | ₹3,74,61,594 INR |
| 3 | 7.03ct CUSHION F VS2 | natural | 100 | ₹2,84,91,978 INR |
| 4 | 7.01ct PEAR I SI2 | natural | 100 | ₹85,54,531 INR |
| 5 | 5.30ct CUSHION D FL | natural | 100 | ₹1,82,54,492 INR |
| 6 | 5.12ct OVAL E VVS2 | lab grown | 100 | ₹9,87,039 INR |
| 7 | 5.11ct HEART D IF | lab grown | 100 | ₹13,05,445 INR |
| 8 | 5.06ct OVAL E IF | lab grown | 100 | ₹12,92,640 INR |
| 9 | 5.04ct HEART E IF | lab grown | 100 | ₹10,85,275 INR |
| 10 | 5.02ct OVAL H SI1 | natural | 100 | ₹1,04,38,933 INR |
| 11 | 5.01ct ROUND H SI2 | natural | 100 | ₹44,00,918 INR |
| 12 | 5.01ct CUSHION G SI1 | natural | 100 | ₹62,26,498 INR |
| 13 | 4.71ct HEART D IF | lab grown | 100 | ₹8,75,616 INR |
| 14 | 4.56ct OVAL D VVS1 | lab grown | 100 | ₹11,21,874 INR |
| 15 | 4.50ct ROUND H VVS1 | natural | 100 | ₹36,23,729 INR |
| 16 | 4.24ct ROUND D VVS1 | lab grown | 100 | ₹4,47,507 INR |
| 17 | 4.22ct ROUND D VVS1 | lab grown | 100 | ₹4,03,263 INR |
| 18 | 4.21ct OVAL D VVS1 | lab grown | 100 | ₹6,41,303 INR |
| 19 | 4.16ct HEART D IF | lab grown | 100 | ₹8,02,513 INR |
| 20 | 4.07ct OVAL H VVS2 | natural | 100 | ₹67,53,751 INR |
| 21 | 4.03ct PRINCESS I VS2 | natural | 100 | ₹47,93,247 INR |
| 22 | 4.03ct HEART E VS2 | natural | 100 | ₹76,67,257 INR |
| 23 | 4.02ct HEART H SI1 | natural | 100 | ₹38,01,361 INR |
| 24 | 4.01ct ROUND J SI1 | natural | 100 | ₹28,58,257 INR |
| 25 | 4.01ct ROUND H SI2 | natural | 100 | ₹32,07,949 INR |
| 26 | 3.96ct OVAL D FL | lab grown | 100 | ₹12,98,565 INR |
| 27 | 3.91ct OVAL E VS1 | lab grown | 100 | ₹1,26,235 INR |
| 28 | 3.79ct ASSCHER D FL | lab grown | 100 | ₹12,39,987 INR |
| 29 | 3.67ct PRINCESS D VVS1 | lab grown | 100 | ₹3,97,721 INR |
| 30 | 3.62ct ASSCHER G VVS2 | lab grown | 100 | ₹2,12,525 INR |
| 31 | 3.60ct OVAL E VVS1 | lab grown | 100 | ₹7,53,013 INR |
| 32 | 3.57ct HEART D IF | lab grown | 100 | ₹5,17,553 INR |
| 33 | 3.52ct OVAL E VS2 | lab grown | 100 | ₹6,35,474 INR |
| 34 | 3.52ct OVAL J SI1 | natural | 100 | ₹28,80,341 INR |
| 35 | 3.51ct MARQUISE E VS2 | lab grown | 100 | ₹1,69,141 INR |
| 36 | 3.42ct ROUND E VVS1 | lab grown | 100 | ₹2,47,978 INR |
| 37 | 3.33ct ASSCHER L VS1 | natural | 100 | ₹21,61,410 INR |
| 38 | 3.28ct ROUND F VS1 | lab grown | 100 | ₹67,943 INR |
| 39 | 3.28ct PRINCESS E VVS2 | lab grown | 100 | ₹7,11,922 INR |
| 40 | 3.26ct OVAL E IF | lab grown | 100 | ₹4,32,027 INR |
| 41 | 3.17ct ROUND D VVS1 | lab grown | 100 | ₹94,700 INR |
| 42 | 3.10ct HEART I SI2 | natural | 100 | ₹12,07,878 INR |
| 43 | 3.09ct CUSHION D VVS2 | lab grown | 100 | ₹2,73,493 INR |
| 44 | 3.08ct OVAL G VS1 | lab grown | 100 | ₹2,09,563 INR |
| 45 | 3.07ct OVAL E VS2 | lab grown | 100 | ₹1,18,590 INR |
| 46 | 3.07ct OVAL G VS1 | lab grown | 100 | ₹2,00,676 INR |
| 47 | 3.05ct OVAL E VS2 | lab grown | 100 | ₹1,18,208 INR |
| 48 | 3.05ct OVAL K SI1 | natural | 100 | ₹16,80,016 INR |
| 49 | 3.04ct ROUND D VVS1 | lab grown | 100 | ₹2,42,627 INR |
| 50 | 3.04ct HEART I SI2 | natural | 100 | ₹10,77,917 INR |
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