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Round|Lab Grown|IGI

8.18ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG717508874

Shape and cutting style on the report: Round brilliant

Certificate IGI LG717508874

Diamond specifications and retailer prices

From $2,110 AUD
$1,482 USD
As of November 1, 2026
Save $16,465 AUD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $22,706 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 8.18ct lab-grown round diamond

This 8.18ct lab-grown round sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG717508874 or 717508874. Listed at 16 retailers as of November 1, 2026, with a 780% 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

8.18
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG717508874
Dimensions12.97 × 12.92 × 7.86 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.97 mm12.92 mm8.18 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG717508874
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $22,706 AUD|Low: $2,024 AUD|High: $22,706 AUD|Avg: $6,363 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 8$2,110 AUD
Retailer 12$2,295 AUD
Retailer 4$2,362 AUD
Retailer 9$2,447 AUD
Retailer 6$2,691 AUD
Retailer 11$3,149 AUD
Retailer 2$3,813 AUD
Retailer 3$5,062 AUD
Retailer 10$5,747 AUD
Retailer 7$7,994 AUD
Retailer 5$18,575 AUD
Brilliant Earth$22,706 AUD

45 data points across 12 retailers

16 retailers$2,110 AUD to $18,575 AUD

A
Cheapest Retailer
-
$2,110 AUD
$1,482 USD
A
Retailer 2
-
$2,295 AUD
$1,612 USD
View
A
Retailer 3
-
$2,362 AUD
$1,659 USD
View
Final sale: no returns
A
Retailer 4
-
$2,447 AUD
$1,719 USD
View
Retailer 5
-
$2,447 AUD
$1,719 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$2,691 AUD
$1,890 USD
View
A
Retailer 7
-
$3,149 AUD
$2,212 USD
View
B+
Retailer 8
-
$3,813 AUD
£2,109 GBP
View
B+
Retailer 9
-
$5,021 AUD
$3,527 USD
View
B+
Retailer 10
-
$5,062 AUD
$3,556 USD
View
B+
Retailer 11
-
$5,747 AUD
$4,037 USD
View
B
Retailer 12
-
$6,816 AUD
$4,788 USD
View
Retailer 13
-
$7,994 AUD
$5,615 USD
View
Price last confirmed 11 days ago
B
Retailer 14
-
$14,506 AUD
$10,190 USD
View
B
Retailer 15
-
$18,575 AUD
$13,048 USD
View
Most Expensive
Brilliant Earth
20509628A · Oct 31
$22,706 AUD
$15,950 USD
View
Price under review
15 more retailers have this diamond
Prices start from $2,110 AUDSave up to $16,465 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.

A
8.18ct Round
$2,110 AUD