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Round|Lab Grown|IGI

8.63ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG680590213

Shape and cutting style on the report: Round brilliant

Certificate IGI LG680590213

Diamond specifications and retailer prices

From $2,504 AUD
$1,755 USD
As of November 2, 2026
Save $15,974 AUD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $18,478 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 8.63ct lab-grown round diamond

This 8.63ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG680590213 or 680590213. Listed at 17 retailers as of November 2, 2026, with prices from $2,504 to $18,478, a $15,974 spread on the same certified stone. Brilliant Earth lists it at $18,478. 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

8.63
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680590213
Dimensions13.30 × 13.39 × 7.91 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.30 mm13.39 mm8.63 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680590213
Side View
Table 58.0%Crown 32.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $18,478 AUD|Low: $2,504 AUD|High: $23,729 AUD|Avg: $6,405 AUD|-22.1%
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$2,504 AUD
Retailer 5$3,170 AUD
Retailer 12$3,563 AUD
Retailer 9$3,784 AUD
Retailer 2$3,895 AUD
Retailer 7$4,180 AUD
Retailer 11$4,205 AUD
Retailer 3$6,081 AUD
Retailer 10$6,761 AUD
Retailer 6$7,249 AUD
Retailer 4$7,931 AUD
Brilliant Earth$18,478 AUD

44 data points across 12 retailers

17 retailers$2,504 AUD to $18,478 AUD

Retailer 1
-
$1,968 AUD
$1,379 USD
Price last confirmed 25 days ago
Retailer 2
-
$2,230 AUD
$1,563 USD
View
Price last confirmed 27 days ago
Retailer 3
-
$2,379 AUD
$1,667 USD
View
Price last confirmed 31 days ago
A
Retailer 4
-
$2,504 AUD
$1,755 USD
View
A
Retailer 5
-
$3,170 AUD
£1,749 GBP
View
B+
Retailer 6
-
$3,563 AUD
$2,497 USD
View
A
Retailer 7
-
$3,784 AUD
ZAR 42,839 ZAR
View
B+
Retailer 8
-
$3,895 AUD
€2,600 EUR
View
B+
Retailer 9
-
$4,180 AUD
View
B+
Retailer 10
-
$4,205 AUD
$2,947 USD
View
Retailer 11
-
$4,458 AUD
$3,124 USD
View
Price last confirmed 26 days ago
B+
Retailer 12
-
$6,081 AUD
$4,262 USD
View
B
Retailer 13
-
$6,761 AUD
$4,738 USD
View
B
Retailer 14
-
$7,249 AUD
£4,000 GBP
View
B
Retailer 15
-
$7,931 AUD
$5,558 USD
View
Retailer 16
-
$8,997 AUD
$6,305 USD
View
Price last confirmed 105 days ago
Most Expensive
B
Brilliant Earth
21027140A · Nov 2
$18,478 AUD
$12,950 USD
View
16 more retailers have this diamond
Prices start from $2,504 AUDSave up to $15,974 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
8.63ct Round
$2,504 AUD