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Radiant|Lab Grown|IGI

1.00ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG490176326

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

Certificate IGI LG490176326

Diamond specifications and retailer prices

From ₹12,491 INR
As of November 6, 2026
Save ₹1,07,726 INR (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: ₹1,20,218 INR at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG490176326 or 490176326. Listed at 20 retailers as of November 6, 2026, with prices from ₹12,491 to ₹1,20,218, a ₹1,07,726 spread on the same certified stone. Do Amore Diamonds lists it at ₹1,20,218. 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

1.00
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490176326
Dimensions7.05 × 4.97 × 3.39 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.05 mm4.97 mm1.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490176326
Side View
Table 63.0%Crown 40.1°Girdle: MED-STKPavilion 35.1°Culet: NoneDepth 68.2%

Caratlytics Score

How it works →
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: Nov 6
Current: ₹1,20,218 INR|Low: ₹12,022 INR|High: ₹1,20,218 INR|Avg: ₹38,716 INR
Do Amore 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
November 6, 2026
Retailer 9₹12,491 INR
Retailer 7₹13,994 INR
Retailer 14₹14,464 INR
Retailer 15₹15,497 INR
Retailer 3₹22,259 INR
Retailer 5₹24,231 INR
Retailer 10₹29,209 INR
Retailer 2₹30,148 INR
Retailer 13₹32,402 INR
Retailer 12₹37,098 INR
Retailer 6₹51,656 INR
Retailer 4₹52,595 INR
Retailer 8₹54,943 INR
Retailer 11₹79,644 INR
Do Amore Diamonds₹1,20,218 INR

43 data points across 15 retailers

20 retailers₹12,491 INR to ₹1,20,218 INR

A
Cheapest Retailer
-
₹12,491 INR
A
Retailer 2
-
₹13,994 INR
View
Final sale: no returns
A
Retailer 3
-
₹14,464 INR
View
A
Retailer 4
-
₹15,497 INR
View
A
Retailer 5
-
₹20,568 INR
View
B+
Retailer 6
-
₹24,231 INR
View
A
Retailer 7
-
₹26,392 INR
View
A
Retailer 8
-
₹29,209 INR
View
A
Retailer 9
-
₹30,148 INR
View
A
Retailer 10
-
₹32,402 INR
View
B+
Retailer 11
-
₹37,098 INR
View
B+
Retailer 12
-
₹38,601 INR
View
B
Retailer 13
-
₹49,590 INR
View
B+
Retailer 14
-
₹51,656 INR
View
B+
Retailer 15
-
₹52,595 INR
View
B+
Retailer 16
-
₹54,943 INR
View
B
Retailer 17
-
₹64,993 INR
View
B
Retailer 18
-
₹71,285 INR
View
B
Retailer 19
-
₹79,644 INR
View
Most Expensive
B
Do Amore Diamonds
27-4E1C3A675 · Nov 6
₹1,20,218 INR
$1,280 USD
View
19 more retailers have this diamond
Prices start from ₹12,491 INRSave up to ₹1,07,726 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
1.00ct Radiant
₹12,491 INR