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Round|Lab Grown|IGI

8.21ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG560236389

Shape and cutting style on the report: Round brilliant

Certificate IGI LG560236389

Diamond specifications and retailer prices

From $2,068 AUD
$1,453 USD
As of November 1, 2026
Save $10,915 AUD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $12,983 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 8.21ct lab-grown round diamond

This 8.21ct 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 LG560236389 or 560236389. Listed at 22 retailers as of October 31, 2026, with prices from $2,068 to $12,983, a $10,915 spread on the same certified stone. Brilliant Earth lists it at $12,983. 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

8.21
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG560236389
Dimensions12.90 × 12.84 × 7.99 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.90 mm12.84 mm8.21 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG560236389
Side View
Table 57.5%Crown 35.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
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 1
Current: $12,983 AUD|Low: $1,782 AUD|High: $13,980 AUD|Avg: $5,190 AUD|-7.1%
Brilliant Earth
Retailer 2
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Retailer 4
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Retailer 7
Retailer 8
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Retailer 11
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Retailer 16
Retailer 17
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Retailer 21
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Retailer 23
November 1, 2026
Retailer 3$2,068 AUD
Retailer 22$2,251 AUD
Retailer 10$2,316 AUD
Retailer 14$2,399 AUD
Retailer 23$2,399 AUD
Retailer 19$2,641 AUD
Retailer 7$3,106 AUD
Retailer 13$3,141 AUD
Retailer 17$3,346 AUD
Retailer 21$3,444 AUD
Retailer 11$3,783 AUD
Retailer 20$4,024 AUD
Retailer 8$4,355 AUD
Retailer 18$4,445 AUD
Retailer 4$4,497 AUD
Retailer 9$6,211 AUD
Retailer 15$6,467 AUD
Retailer 2$6,852 AUD
Retailer 12$7,048 AUD
Retailer 5$8,300 AUD
Retailer 16$8,446 AUD
Retailer 6$11,588 AUD
Brilliant Earth$12,983 AUD

27 data points across 23 retailers

22 retailers$2,068 AUD to $12,983 AUD

A
Cheapest Retailer
-
$2,068 AUD
$1,453 USD
A
Retailer 2
-
$2,251 AUD
$1,581 USD
View
Retailer 3
-
$2,399 AUD
$1,685 USD
View
Price last confirmed 22 days ago
A
Retailer 4
-
$2,399 AUD
$1,685 USD
View
A
Retailer 5
-
$2,641 AUD
$1,855 USD
View
A
Retailer 6
-
$3,106 AUD
$2,182 USD
View
A
Retailer 7
-
$3,141 AUD
£1,737 GBP
View
B+
Retailer 8
-
$3,346 AUD
£1,851 GBP
View
A
Retailer 9
-
$3,444 AUD
€2,304 EUR
View
B+
Retailer 10
-
$3,783 AUD
$2,657 USD
View
B+
Retailer 11
-
$4,024 AUD
ZAR 45,665 ZAR
View
B+
Retailer 12
-
$4,355 AUD
$3,059 USD
View
B+
Retailer 13
-
$4,445 AUD
View
B+
Retailer 14
-
$4,497 AUD
$3,159 USD
View
B
Retailer 15
-
$6,211 AUD
$4,363 USD
View
B
Retailer 16
-
$6,467 AUD
$4,543 USD
View
B+
Retailer 17
-
$6,852 AUD
£3,790 GBP
View
Retailer 18
-
$7,048 AUD
$4,951 USD
View
Price last confirmed 21 days ago
B
Retailer 19
-
$8,300 AUD
$5,830 USD
View
B
Retailer 20
-
$8,446 AUD
$5,933 USD
View
B
Retailer 21
-
$11,588 AUD
$8,140 USD
View
Most Expensive
B
Brilliant Earth
7625997A · Oct 31
$12,983 AUD
$9,120 USD
View
21 more retailers have this diamond
Prices start from $2,068 AUDSave up to $10,915 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
8.21ct Round
$2,068 AUD