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Oval|Lab Grown|IGI

1.80ct K SI2 Oval Lab Grown Diamond

ID • K/SI2 • IGI LG462132920

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG462132920

Diamond specifications and retailer prices

From $2,966 AUD
As of November 5, 2026
Save $6,836 AUD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $9,802 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.8ct lab-grown oval diamond

This 1.8ct lab-grown oval 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 LG462132920 or 462132920. Listed at 8 retailers as of November 5, 2026, with prices from $2,966 to $9,802, a $6,836 spread on the same certified stone. MOH London lists it at $9,802. 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
K
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG462132920
Dimensions9.29 × 6.95 × 4.37 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.29 mm6.95 mm1.80 ctK / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG462132920
Side View
Table 58.5%Crown 36.9°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 62.9%

Caratlytics Score

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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: $9,802 AUD|Low: $2,848 AUD|High: $9,959 AUD|Avg: $5,295 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3$2,966 AUD
Retailer 7$3,228 AUD
Retailer 4$3,441 AUD
Retailer 8$4,388 AUD
Retailer 6$4,730 AUD
Retailer 5$5,384 AUD
Retailer 2$5,519 AUD
Retailer 9$7,702 AUD
MOH London$9,802 AUD

15 data points across 9 retailers

8 retailers$2,966 AUD to $9,802 AUD

B+
Cheapest Retailer
-
$2,966 AUD
B+
Retailer 2
-
$3,228 AUD
View
B
Retailer 3
-
$3,441 AUD
View
Retailer 4
-
$3,441 AUD
View
Price last confirmed 26 days ago
B
Retailer 5
-
$4,730 AUD
View
B
Retailer 6
-
$5,384 AUD
View
B
Retailer 7
-
$5,519 AUD
View
Most Expensive
B
MOH London
LG462132920 · Nov 5
$9,802 AUD
£5,303 GBP
View
7 more retailers have this diamond
Prices start from $2,966 AUDSave up to $6,836 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+
1.80ct Oval
$2,966 AUD