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 31 July 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	₹65,86,222 INR
2	8.03ct OVAL G VS2	natural	100	₹2,95,38,452 INR
3	7.03ct CUSHION F VS2	natural	100	₹2,72,79,171 INR
4	7.01ct PEAR I SI2	natural	100	₹78,45,833 INR
5	5.30ct HEART D FL	natural	100	₹1,81,47,500 INR
6	5.01ct ROUND H SI2	natural	100	₹42,13,167 INR
7	4.03ct PRINCESS I VS2	natural	100	₹45,44,477 INR
8	4.01ct ROUND J SI1	natural	100	₹28,17,531 INR
9	4.01ct ROUND F IF	natural	100	₹1,28,44,167 INR
10	3.52ct OVAL J SI1	natural	100	₹25,65,250 INR
11	3.33ct RADIANT L VS1	natural	100	₹23,12,892 INR
12	3.05ct OVAL K SI1	natural	100	₹17,97,593 INR
13	3.04ct HEART I SI2	natural	100	₹10,25,000 INR
14	3.04ct OVAL J SI2	natural	100	₹13,28,417 INR
15	3.02ct ROUND F VS1	natural	100	₹45,72,750 INR
16	3.01ct PEAR H SI2	natural	100	₹7,10,250 INR
17	3.01ct CUSHION J VS2	natural	100	₹9,02,500 INR
18	3.01ct OVAL I SI2	natural	100	₹12,59,167 INR
19	3.01ct OVAL K SI1	natural	100	₹13,62,133 INR
20	3.01ct OVAL J SI2	natural	100	₹16,07,667 INR
21	3.01ct ROUND H SI2	natural	100	₹16,65,000 INR
22	3.01ct ROUND F SI2	natural	100	₹19,60,833 INR
23	3.01ct PEAR F SI2	natural	100	₹20,74,167 INR
24	3.01ct OVAL F SI1	natural	100	₹34,05,833 INR
25	3.01ct ROUND G VS2	natural	100	₹43,33,750 INR
26	2.68ct CUSHION D VS1	natural	100	₹20,04,500 INR
27	2.67ct OVAL L SI2	natural	100	₹12,21,667 INR
28	2.52ct OVAL D VS1	natural	100	₹24,53,333 INR
29	2.51ct OVAL D VVS1	natural	100	₹30,60,275 INR
30	2.42ct ROUND I VVS1	natural	100	₹12,05,000 INR
31	2.34ct ROUND G SI2	natural	100	₹6,97,500 INR
32	2.04ct ROUND I SI1	natural	100	₹11,46,417 INR
33	2.03ct EMERALD D VVS1	natural	100	₹29,49,119 INR
34	2.02ct ROUND J I1	natural	100	₹1,66,000 INR
35	2.02ct PEAR F VS1	natural	100	₹13,93,000 INR
36	2.02ct CUSHION F SI1	natural	100	₹14,10,417 INR
37	2.01ct RADIANT H SI2	natural	100	₹4,75,833 INR
38	2.01ct CUSHION H VS2	natural	100	₹5,05,833 INR
39	2.01ct CUSHION H VS2	natural	100	₹5,11,667 INR
40	2.01ct PEAR H SI2	natural	100	₹6,46,667 INR
41	2.01ct ROUND G SI2	natural	100	₹6,73,167 INR
42	2.01ct ROUND H SI1	natural	100	₹7,12,917 INR
43	2.01ct ASSCHER I SI1	natural	100	₹8,27,833 INR
44	2.01ct HEART I VS2	natural	100	₹8,53,333 INR
45	2.01ct ROUND J SI2	natural	100	₹8,57,500 INR
46	2.01ct OVAL I VVS2	natural	100	₹10,92,500 INR
47	2.01ct ROUND E SI2	natural	100	₹11,92,716 INR
48	2.01ct ROUND G SI2	natural	100	₹12,02,917 INR
49	2.01ct ROUND D SI2	natural	100	₹14,00,175 INR
50	2.01ct ROUND G SI2	natural	100	₹14,28,333 INR

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