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 1 August 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	6.06ct OVAL D VVS2	lab grown	100	₹12,34,583 INR
2	5.12ct OVAL E VVS2	lab grown	100	₹8,64,008 INR
3	5.11ct HEART D IF	lab grown	100	₹11,38,417 INR
4	5.06ct OVAL E IF	lab grown	100	₹11,27,250 INR
5	5.04ct HEART E IF	lab grown	100	₹9,46,417 INR
6	4.71ct HEART D IF	lab grown	100	₹7,63,583 INR
7	4.58ct ASSCHER E VVS2	lab grown	100	₹7,02,083 INR
8	4.56ct OVAL D VVS1	lab grown	100	₹9,78,333 INR
9	4.24ct ROUND D VVS1	lab grown	100	₹3,91,833 INR
10	4.22ct ROUND D VVS1	lab grown	100	₹3,90,000 INR
11	4.21ct OVAL D VVS1	lab grown	100	₹5,59,250 INR
12	4.16ct HEART D IF	lab grown	100	₹6,99,833 INR
13	4.09ct OVAL F VVS2	lab grown	100	₹4,70,000 INR
14	4.07ct OVAL D VS1	lab grown	100	₹7,40,917 INR
15	3.96ct OVAL D FL	lab grown	100	₹12,08,917 INR
16	3.91ct OVAL E VS1	lab grown	100	₹1,47,167 INR
17	3.79ct ASSCHER D FL	lab grown	100	₹11,88,083 INR
18	3.67ct PRINCESS D VVS1	lab grown	100	₹3,46,833 INR
19	3.62ct ASSCHER G VVS2	lab grown	100	₹57,500 INR
20	3.60ct OVAL E VVS1	lab grown	100	₹6,56,667 INR
21	3.57ct HEART D IF	lab grown	100	₹4,51,333 INR
22	3.55ct ASSCHER F VS1	lab grown	100	₹4,67,083 INR
23	3.52ct OVAL E VS2	lab grown	100	₹1,50,917 INR
24	3.51ct CUSHION E VS2	lab grown	100	₹1,47,500 INR
25	3.42ct ROUND E VVS1	lab grown	100	₹2,43,417 INR
26	3.37ct PRINCESS E VS2	lab grown	100	₹4,22,500 INR
27	3.37ct OVAL E VVS2	lab grown	100	₹5,33,333 INR
28	3.28ct ROUND F VS1	lab grown	100	₹62,417 INR
29	3.28ct PRINCESS E VVS2	lab grown	100	₹5,17,083 INR
30	3.26ct OVAL E IF	lab grown	100	₹3,76,750 INR
31	3.17ct ROUND D VVS1	lab grown	100	₹1,75,167 INR
32	3.09ct CUSHION D VVS2	lab grown	100	₹3,05,000 INR
33	3.07ct OVAL E VS2	lab grown	100	₹1,03,333 INR
34	3.06ct ROUND E VS1	lab grown	100	₹12,06,333 INR
35	3.06ct ROUND D VS2	lab grown	100	₹16,16,083 INR
36	3.05ct OVAL E VS2	lab grown	100	₹71,167 INR
37	3.04ct ROUND D VVS1	lab grown	100	₹2,25,917 INR
38	3.04ct ROUND D VS2	lab grown	100	₹16,05,583 INR
39	3.03ct ASSCHER E VVS1	lab grown	100	₹2,76,417 INR
40	3.03ct OVAL D VVS1	lab grown	100	₹2,92,667 INR
41	3.03ct ROUND E VS2	lab grown	100	₹14,38,000 INR
42	3.02ct OVAL E VS2	lab grown	100	₹51,833 INR
43	3.02ct EMERALD D VS1	lab grown	100	₹72,583 INR
44	3.02ct OVAL D VVS1	lab grown	100	₹2,91,667 INR
45	3.02ct HEART D IF	lab grown	100	₹3,85,917 INR
46	3.01ct ROUND F VS1	lab grown	100	₹1,00,833 INR
47	3.01ct OVAL D VS1	lab grown	100	₹1,99,917 INR
48	3.01ct ROUND D IF	lab grown	100	₹6,99,167 INR
49	3.00ct ROUND D VVS2	lab grown	100	₹4,92,917 INR
50	2.94ct OVAL E VS1	lab grown	100	₹1,06,167 INR

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