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Round|Lab Grown|IGI

2.50ct K VS1 Round Lab Grown Diamond

EX • K/VS1 • IGI LG500165163

Shape and cutting style on the report: Round brilliant

Certificate IGI LG500165163

Diamond specifications and retailer prices

From $7,390 AUD
As of November 5, 2026
Save $10,054 AUD (58%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $22,184 AUD at Cape Diamonds · As of November 3, 2026
View at Cape Diamonds

About this 2.5ct lab-grown round diamond

This 2.5ct 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 LG500165163 or 500165163. Listed at 10 retailers as of November 3, 2026, with a 136% 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

2.50
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500165163
Dimensions8.70 × 8.66 × 5.23 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
8.70 mm8.66 mm2.50 ctK / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG500165163
Side View
Table 61.5%Crown 35°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 60.2%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $22,184 AUD|Low: $7,094 AUD|High: $23,137 AUD|Avg: $12,442 AUD|-4.1%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 6$7,390 AUD
Retailer 9$7,745 AUD
Retailer 7$8,572 AUD
Retailer 4$8,578 AUD
Retailer 11$9,158 AUD
Retailer 10$10,177 AUD
Retailer 5$10,749 AUD
Retailer 8$13,246 AUD
Retailer 2$17,443 AUD
Retailer 3$19,695 AUD
Cape Diamonds$22,184 AUD

20 data points across 11 retailers

10 retailers$7,390 AUD to $17,443 AUD

B
Cheapest Retailer
-
$7,390 AUD
B
Retailer 2
-
$7,745 AUD
View
B
Retailer 3
-
$8,572 AUD
View
Retailer 4
-
$8,572 AUD
View
Price last confirmed 25 days ago
B
Retailer 5
-
$8,578 AUD
View
B
Retailer 6
-
$10,177 AUD
View
B
Retailer 7
-
$10,749 AUD
View
B
Retailer 8
-
$13,246 AUD
View
B
Retailer 9
-
$17,443 AUD
View
Most Expensive
Cape Diamonds
cert_500165163 · Nov 3
$22,184 AUD
ZAR 250,884 ZAR
View
Price under review
9 more retailers have this diamond
Prices start from $7,390 AUDSave up to $10,054 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
2.50ct Round
$7,390 AUD