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3.57ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG678501209

Shape and cutting style on the report: Round brilliant

Certificate IGI LG678501209

Diamond specifications and retailer prices

From ₹82,128 INR
€821 EUR
As of October 29, 2026
Save ₹2,38,932 INR (74%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: ₹3,21,060 INR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.57ct lab-grown round diamond

This 3.57ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG678501209 or 678501209. Listed at 15 retailers as of October 29, 2026, with prices from ₹82,128 to ₹3,21,060, a ₹2,38,932 spread on the same certified stone. Brilliant Earth lists it at ₹3,21,060. 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

3.57
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678501209
Dimensions9.79 × 9.77 × 6.06 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.79 mm9.77 mm3.57 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678501209
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.0%

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 29
Current: ₹3,21,060 INR|Low: ₹50,874 INR|High: ₹3,52,499 INR|Avg: ₹1,31,688 INR|-8.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 4₹50,874 INR
Retailer 3₹68,819 INR
Retailer 5₹82,128 INR
Retailer 9₹83,838 INR
Retailer 12₹92,698 INR
Retailer 10₹95,842 INR
Retailer 2₹99,076 INR
Retailer 11₹1,09,656 INR
Retailer 6₹1,54,052 INR
Retailer 8₹1,82,918 INR
Retailer 7₹2,50,455 INR
Brilliant Earth₹3,21,060 INR

37 data points across 12 retailers

15 retailers₹82,128 INR to ₹3,21,060 INR

Retailer 1
-
₹40,966 INR
$430 USD
Price last confirmed 36 days ago
Retailer 2
-
₹45,920 INR
$482 USD
View
Price last confirmed 36 days ago
Retailer 3
-
₹50,207 INR
$527 USD
View
Price last confirmed 32 days ago
Retailer 4
-
₹68,819 INR
£569 GBP
View
Price last confirmed 22 days ago
A
Retailer 5
-
₹82,128 INR
€821 EUR
View
B+
Retailer 6
-
₹83,838 INR
$880 USD
View
B+
Retailer 7
-
₹92,698 INR
$973 USD
View
A
Retailer 8
-
₹95,842 INR
$1,006 USD
View
B+
Retailer 9
-
₹99,076 INR
£819 GBP
View
B+
Retailer 10
-
₹1,09,656 INR
$1,151 USD
View
B
Retailer 11
-
₹1,54,052 INR
$1,617 USD
View
Retailer 12
-
₹1,63,483 INR
$1,716 USD
View
Price last confirmed 33 days ago
B
Retailer 13
-
₹1,82,918 INR
$1,920 USD
View
B
Retailer 14
-
₹2,50,455 INR
£2,070 GBP
View
Most Expensive
B
Brilliant Earth
12973906A · Oct 29
₹3,21,060 INR
$3,370 USD
View
14 more retailers have this diamond
Prices start from ₹82,128 INRSave up to ₹2,38,932 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
3.57ct Round
₹82,128 INR