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Round|Lab Grown|IGI

2.87ct K VS1 Round Lab Grown Diamond

ID • K/VS1 • IGI LG500151121

Shape and cutting style on the report: Round brilliant

Certificate IGI LG500151121

Diamond specifications and retailer prices

From $8,440 AUD
As of November 5, 2026
Save $11,427 AUD (58%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $25,334 AUD at Cape Diamonds · As of November 3, 2026
View at Cape Diamonds

About this 2.87ct lab-grown round diamond

This 2.87ct lab-grown round sits in the two to three carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG500151121 or 500151121. Listed at 10 retailers as of November 5, 2026, with a 135% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.87
Carat
K
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500151121
Dimensions9.06 × 9.03 × 5.63 mm
L/W Ratio1.00
Girdle conditionFaceted
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
9.06 mm9.03 mm2.87 ctK / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500151121
Side View
Table 55.5%Crown 35.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.2%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $25,334 AUD|Low: $8,102 AUD|High: $26,422 AUD|Avg: $13,309 AUD|-4.1%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 5$8,440 AUD
Retailer 8$8,844 AUD
Retailer 6$9,790 AUD
Retailer 3$9,792 AUD
Retailer 10$10,414 AUD
Retailer 9$11,621 AUD
Retailer 4$11,845 AUD
Retailer 7$15,109 AUD
Retailer 2$19,866 AUD
Cape Diamonds$25,334 AUD

24 data points across 10 retailers

10 retailers$8,440 AUD to $19,866 AUD

B+
Cheapest Retailer
-
$8,440 AUD
B
Retailer 2
-
$8,844 AUD
View
B
Retailer 3
-
$9,790 AUD
View
Retailer 4
-
$9,790 AUD
View
Price last confirmed 25 days ago
B
Retailer 5
-
$9,792 AUD
View
B
Retailer 6
-
$11,621 AUD
View
B
Retailer 7
-
$11,845 AUD
View
B
Retailer 8
-
$15,109 AUD
View
B
Retailer 9
-
$19,866 AUD
View
Most Expensive
Cape Diamonds
cert_500151121 · Nov 3
$25,334 AUD
ZAR 286,510 ZAR
View
Price under review
9 more retailers have this diamond
Prices start from $8,440 AUDSave up to $11,427 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+
2.87ct Round
$8,440 AUD