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Round|Lab Grown|IGI

1.82ct K SI2 Round Lab Grown Diamond

EX • K/SI2 • IGI LG451055386

Shape and cutting style on the report: Round brilliant

Certificate IGI LG451055386

Diamond specifications and retailer prices

From $3,101 AUD
As of November 5, 2026
Save $6,659 AUD (68%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $9,760 AUD at MOH London · As of November 3, 2026
View at MOH London

About this 1.82ct lab-grown round diamond

This 1.82ct lab-grown round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451055386 or 451055386. Listed at 8 retailers as of November 3, 2026, with prices from $3,101 to $9,760, a $6,659 spread on the same certified stone. MOH London lists it at $9,760. 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

1.82
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451055386
Dimensions8.01 × 8.04 × 4.67 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.01 mm8.04 mm1.82 ctK / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451055386
Side View
Table 59.0%Crown 31.5°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 58.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $9,760 AUD|Low: $2,977 AUD|High: $9,891 AUD|Avg: $5,419 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 3$3,101 AUD
Retailer 6$3,374 AUD
Retailer 4$3,597 AUD
Retailer 8$4,560 AUD
Retailer 7$4,945 AUD
Retailer 5$5,621 AUD
Retailer 2$5,638 AUD
Retailer 9$8,050 AUD
MOH London$9,760 AUD

14 data points across 9 retailers

8 retailers$3,101 AUD to $9,760 AUD

B+
Cheapest Retailer
-
$3,101 AUD
B
Retailer 2
-
$3,374 AUD
View
Retailer 3
-
$3,597 AUD
View
Price last confirmed 26 days ago
B
Retailer 4
-
$3,597 AUD
View
B
Retailer 5
-
$4,945 AUD
View
B
Retailer 6
-
$5,621 AUD
View
B
Retailer 7
-
$5,638 AUD
View
Most Expensive
B
MOH London
LG451055386 · Nov 3
$9,760 AUD
£5,380 GBP
View
7 more retailers have this diamond
Prices start from $3,101 AUDSave up to $6,659 AUD

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.

B+
1.82ct Round
$3,101 AUD