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Radiant|Lab Grown|IGI

0.81ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG648465420

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

Certificate IGI LG648465420

Diamond specifications and retailer prices

From ₹11,869 INR
$125 USD
As of October 30, 2026
Save ₹38,075 INR (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: ₹49,944 INR at Friendly Diamonds · As of October 31, 2026
View at Friendly Diamonds

About this 0.81ct lab-grown radiant diamond

This 0.81ct lab-grown radiant sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG648465420 or 648465420. Listed at 13 retailers as of October 30, 2026, with prices from ₹11,869 to ₹49,944, a ₹38,075 spread on the same certified stone. Friendly Diamonds lists it at ₹49,944. 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

0.81
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.8°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648465420
Dimensions6.43 × 4.60 × 3.10 mm
L/W Ratio1.40
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.43 mm4.60 mm0.81 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648465420
Side View
Table 67.0%Crown 46.8°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 67.4%

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: Oct 30
Current: ₹49,944 INR|Low: ₹11,869 INR|High: ₹71,213 INR|Avg: ₹30,963 INR
Friendly Diamonds
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
Retailer 15
Retailer 16
October 31, 2026
Retailer 10₹11,869 INR
Retailer 6₹13,768 INR
Retailer 12₹15,667 INR
Retailer 5₹17,015 INR
Retailer 11₹21,343 INR
Retailer 16₹22,503 INR
Retailer 9₹24,212 INR
Retailer 15₹24,212 INR
Retailer 2₹26,320 INR
Retailer 3₹28,200 INR
Retailer 4₹30,263 INR
Retailer 13₹37,410 INR
Retailer 14₹47,285 INR
Friendly Diamonds₹49,944 INR
Retailer 7₹58,529 INR
Retailer 8₹71,213 INR

4 data points across 16 retailers

13 retailers₹11,869 INR to ₹49,944 INR

A
Cheapest Retailer
-
₹11,869 INR
$125 USD
A
Retailer 2
-
₹13,768 INR
$145 USD
View
A
Retailer 3
-
₹15,667 INR
$165 USD
View
A
Retailer 4
-
₹17,015 INR
HK$1,400 HKD
View
A
Retailer 5
-
₹21,343 INR
£177 GBP
View
A
Retailer 6
-
₹22,503 INR
$237 USD
View
A
Retailer 7
-
₹24,212 INR
£201 GBP
View
A
Retailer 8
-
₹26,320 INR
€264 EUR
View
B+
Retailer 9
-
₹28,200 INR
$297 USD
View
B+
Retailer 10
-
₹30,263 INR
£251 GBP
View
B+
Retailer 11
-
₹37,410 INR
$394 USD
View
B
Retailer 12
-
₹47,285 INR
$498 USD
View
Most Expensive
B
Friendly Diamonds
6558455 · Oct 31
₹49,944 INR
$526 USD
View
12 more retailers have this diamond
Prices start from ₹11,869 INRSave up to ₹38,075 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
0.81ct Radiant
₹11,869 INR