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Round|Lab Grown|IGI

1.51ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG407941771

Shape and cutting style on the report: Round brilliant

Certificate IGI LG407941771

Diamond specifications and retailer prices

From ₹79,363 INR
As of November 5, 2026
Save ₹3,55,719 INR (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: ₹4,35,082 INR at MOH London · As of November 3, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG407941771 or 407941771. Listed at 11 retailers as of November 3, 2026, with prices from ₹79,363 to ₹4,35,082, a ₹3,55,719 spread on the same certified stone. MOH London lists it at ₹4,35,082. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407941771
Dimensions7.57 × 7.51 × 4.47 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
7.57 mm7.51 mm1.51 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG407941771
Side View
Table 59.0%Crown 31.5°Girdle: THN-MEDPavilion 41.4°Culet: NoneDepth 59.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: ₹4,35,082 INR|Low: ₹79,363 INR|High: ₹4,40,962 INR|Avg: ₹1,95,111 INR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 7₹79,363 INR
Retailer 8₹1,16,777 INR
Retailer 11₹1,26,981 INR
Retailer 13₹1,30,666 INR
Retailer 9₹1,35,390 INR
Retailer 14₹1,35,390 INR
Retailer 5₹1,58,254 INR
Retailer 2₹1,68,269 INR
Retailer 4₹1,90,850 INR
Retailer 10₹2,14,753 INR
Retailer 12₹2,53,868 INR
Retailer 3₹2,59,442 INR
Retailer 6₹3,03,186 INR
MOH London₹4,35,082 INR

39 data points across 14 retailers

11 retailers₹79,363 INR to ₹4,35,082 INR

A
Cheapest Retailer
-
₹79,363 INR
B+
Retailer 2
-
₹1,16,777 INR
View
B+
Retailer 3
-
₹1,26,981 INR
View
B+
Retailer 4
-
₹1,30,666 INR
View
Final sale: no returns
B+
Retailer 5
-
₹1,35,390 INR
View
Retailer 6
-
₹1,35,390 INR
View
Price last confirmed 25 days ago
B+
Retailer 7
-
₹1,68,269 INR
View
B
Retailer 8
-
₹2,14,753 INR
View
B
Retailer 9
-
₹2,53,868 INR
View
B
Retailer 10
-
₹2,59,442 INR
View
Most Expensive
B
MOH London
LG407941771 · Nov 3
₹4,35,082 INR
£3,626 GBP
View
10 more retailers have this diamond
Prices start from ₹79,363 INRSave up to ₹3,55,719 INR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.51ct Round
₹79,363 INR