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Round|Lab Grown|IGI

1.80ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG651482936

Shape and cutting style on the report: Round brilliant

Certificate IGI LG651482936

Diamond specifications and retailer prices

From ₹20,690 INR
$218 USD
As of November 1, 2026
Save ₹1,07,438 INR (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: ₹1,28,129 INR at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 1.8ct lab-grown round diamond

This 1.8ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG651482936 or 651482936. Listed at 15 retailers as of November 1, 2026, with prices from ₹20,690 to ₹1,28,129, a ₹1,07,438 spread on the same certified stone. Brilliant Earth lists it at ₹1,28,129. 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

1.80
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG651482936
Dimensions7.80 × 7.74 × 4.80 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.80 mm7.74 mm1.80 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG651482936
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.7%

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: Nov 1
Current: ₹1,28,129 INR|Low: ₹19,931 INR|High: ₹1,28,129 INR|Avg: ₹48,258 INR
Brilliant Earth
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 2, 2026
Retailer 8₹20,690 INR
Retailer 7₹23,158 INR
Retailer 14₹24,012 INR
Retailer 9₹25,721 INR
Retailer 5₹26,005 INR
Retailer 3₹42,952 INR
Retailer 15₹44,038 INR
Retailer 2₹47,185 INR
Retailer 13₹50,872 INR
Retailer 12₹54,763 INR
Retailer 10₹82,572 INR
Retailer 11₹82,856 INR
Retailer 6₹86,368 INR
Retailer 4₹1,04,384 INR
Brilliant Earth₹1,28,129 INR

41 data points across 15 retailers

15 retailers₹20,690 INR to ₹1,28,129 INR

A
Cheapest Retailer
-
₹20,690 INR
$218 USD
A
Retailer 2
-
₹23,158 INR
$244 USD
View
Final sale: no returns
A
Retailer 3
-
₹24,012 INR
$253 USD
View
A
Retailer 4
-
₹25,721 INR
$271 USD
View
Retailer 5
-
₹26,005 INR
$274 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
₹42,952 INR
€431 EUR
View
B+
Retailer 7
-
₹44,038 INR
$464 USD
View
A
Retailer 8
-
₹47,185 INR
£391 GBP
View
A
Retailer 9
-
₹50,872 INR
$536 USD
View
A
Retailer 10
-
₹54,763 INR
$577 USD
View
B+
Retailer 11
-
₹82,572 INR
$870 USD
View
B+
Retailer 12
-
₹82,856 INR
$873 USD
View
B
Retailer 13
-
₹86,368 INR
$910 USD
View
B
Retailer 14
-
₹1,04,384 INR
£866 GBP
View
Most Expensive
B
Brilliant Earth
11867105A · Nov 1
₹1,28,129 INR
$1,350 USD
View
14 more retailers have this diamond
Prices start from ₹20,690 INRSave up to ₹1,07,438 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
1.80ct Round
₹20,690 INR