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Radiant|Lab Grown|IGI

4.51ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG839647920

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG839647920

Diamond specifications and retailer prices

From ₹99,660 INR
HK$8,200 HKD
As of October 30, 2026
Save ₹3,78,888 INR (79%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: ₹4,78,548 INR at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 4.51ct lab-grown radiant diamond

This 4.51ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839647920 or 839647920. Listed at 17 retailers as of October 28, 2026, with prices from ₹99,660 to ₹4,78,548, a ₹3,78,888 spread on the same certified stone. Rare Carat lists it at ₹4,78,548. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.51
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle32.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839647920
Dimensions12.11 × 8.00 × 5.28 mm
L/W Ratio1.51
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.11 mm8.00 mm4.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839647920
Side View
Table 61.0%Crown 44.2°Girdle: MediumPavilion 32.4°Culet: NoneDepth 66.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: ₹4,78,548 INR|Low: ₹82,509 INR|High: ₹4,83,770 INR|Avg: ₹2,19,002 INR|-1.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 8₹82,509 INR
Retailer 5₹82,512 INR
Retailer 14₹99,660 INR
Retailer 6₹1,02,071 INR
Retailer 16₹1,29,407 INR
Retailer 11₹1,30,368 INR
Retailer 17₹1,38,152 INR
Retailer 13₹1,80,407 INR
Retailer 15₹1,83,178 INR
Retailer 2₹1,85,532 INR
Retailer 7₹2,33,387 INR
Retailer 18₹2,74,699 INR
Retailer 9₹2,87,727 INR
Retailer 3₹2,89,218 INR
Retailer 4₹2,95,578 INR
Retailer 12₹3,21,122 INR
Retailer 10₹4,08,095 INR
Rare Carat₹4,78,548 INR

21 data points across 18 retailers

17 retailers₹99,660 INR to ₹4,78,548 INR

Retailer 1
-
₹82,509 INR
£684 GBP
Price last confirmed 22 days ago
A
Retailer 2
-
₹99,660 INR
HK$8,200 HKD
View
A
Retailer 3
-
₹1,02,071 INR
$1,075 USD
View
Retailer 4
-
₹1,29,407 INR
€1,298 EUR
View
Price last confirmed 7 days ago
A
Retailer 5
-
₹1,30,368 INR
£1,081 GBP
View
A
Retailer 6
-
₹1,38,152 INR
$1,455 USD
View
A
Retailer 7
-
₹1,80,407 INR
ZAR 30,695 ZAR
View
Retailer 8
-
₹1,83,178 INR
A$2,968 AUD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
₹1,85,532 INR
$1,954 USD
View
B+
Retailer 10
-
₹2,33,387 INR
$2,458 USD
View
B+
Retailer 11
-
₹2,74,699 INR
$2,893 USD
View
B+
Retailer 12
-
₹2,87,727 INR
SGD 4,095 SGD
View
B+
Retailer 13
-
₹2,89,218 INR
$3,046 USD
View
B+
Retailer 14
-
₹2,95,578 INR
$3,113 USD
View
B+
Retailer 15
-
₹3,21,122 INR
£2,663 GBP
View
B
Retailer 16
-
₹4,08,095 INR
$4,298 USD
View
Most Expensive
B
Rare Carat
172691-BB · Oct 28
₹4,78,548 INR
$5,040 USD
View
16 more retailers have this diamond
Prices start from ₹99,660 INRSave up to ₹3,78,888 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
4.51ct Radiant
₹99,660 INR