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Radiant|Lab Grown|IGI

3.51ct D SI1 Radiant Lab Grown Diamond

VG • D/SI1 • IGI LG660405323

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

Certificate IGI LG660405323

Diamond specifications and retailer prices

From ₹45,386 INR
$478 USD
As of October 30, 2026
Save ₹1,62,626 INR (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: ₹2,08,012 INR at MOH London · As of October 29, 2026
View at MOH London

About this 3.51ct lab-grown radiant diamond

This 3.51ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG660405323 or 660405323. Listed at 16 retailers as of October 29, 2026, with prices from ₹45,386 to ₹2,08,012, a ₹1,62,626 spread on the same certified stone. MOH London lists it at ₹2,08,012. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.51
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle28.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660405323
Dimensions10.40 × 7.19 × 5.03 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.40 mm7.19 mm3.51 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660405323
Side View
Table 63.0%Crown 42.9°Girdle: MED-STKPavilion 28.7°Culet: NoneDepth 70.0%

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: ₹2,08,012 INR|Low: ₹43,582 INR|High: ₹2,09,338 INR|Avg: ₹1,04,194 INR|+0.5%
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
October 31, 2026
Retailer 9₹45,386 INR
Retailer 3₹50,798 INR
Retailer 4₹50,893 INR
Retailer 10₹56,305 INR
Retailer 7₹69,788 INR
Retailer 6₹77,024 INR
Retailer 5₹86,120 INR
Retailer 13₹87,924 INR
Retailer 2₹93,506 INR
Retailer 8₹1,51,350 INR
Retailer 12₹1,81,070 INR
Retailer 11₹1,97,672 INR
MOH London₹2,08,012 INR

43 data points across 13 retailers

16 retailers₹45,386 INR to ₹2,08,012 INR

A
Cheapest Retailer
-
₹45,386 INR
$478 USD
A
Retailer 2
-
₹50,798 INR
$535 USD
View
Final sale: no returns
A
Retailer 3
-
₹50,893 INR
$536 USD
View
A
Retailer 4
-
₹56,305 INR
$593 USD
View
Retailer 5
-
₹56,305 INR
$593 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
₹69,788 INR
$735 USD
View
A
Retailer 7
-
₹77,024 INR
£639 GBP
View
B+
Retailer 8
-
₹86,120 INR
$907 USD
View
B+
Retailer 9
-
₹87,924 INR
$926 USD
View
A
Retailer 10
-
₹93,506 INR
£775 GBP
View
B
Retailer 11
-
₹1,51,350 INR
$1,594 USD
View
B
Retailer 12
-
₹1,64,453 INR
$1,732 USD
View
B
Retailer 13
-
₹1,81,070 INR
$1,907 USD
View
B
Retailer 14
-
₹1,83,781 INR
$1,936 USD
View
B
Retailer 15
-
₹1,97,672 INR
$2,082 USD
View
Most Expensive
B
MOH London
LG660405323 · Oct 29
₹2,08,012 INR
£1,725 GBP
View
15 more retailers have this diamond
Prices start from ₹45,386 INRSave up to ₹1,62,626 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
3.51ct Radiant
₹45,386 INR