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Round|Lab Grown|IGI

8.46ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG615378680

Shape and cutting style on the report: Round brilliant

Certificate IGI LG615378680

Diamond specifications and retailer prices

From $2,861 AUD
HK$15,700 HKD
As of November 1, 2026
Save $10,846 AUD (79%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $13,707 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 8.46ct lab-grown round diamond

This 8.46ct 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 LG615378680 or 615378680. Listed at 21 retailers as of October 31, 2026, with prices from $2,861 to $13,707, a $10,846 spread on the same certified stone. Taylor and Hart lists it at $13,707. 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

8.46
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615378680
Dimensions13.06 × 13.13 × 8.04 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
13.06 mm13.13 mm8.46 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615378680
Side View
Table 56.0%Crown 33.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.4%

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: $5,138 AUD|Low: $3,249 AUD|High: $11,329 AUD|Avg: $6,355 AUD|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 15$3,384 AUD
Retailer 4$3,788 AUD
Retailer 6$3,926 AUD
Retailer 16$3,926 AUD
Retailer 13$4,157 AUD
Retailer 8$4,472 AUD
Retailer 1$5,138 AUD
Retailer 9$5,385 AUD
Retailer 14$5,887 AUD
Retailer 3$6,124 AUD
Retailer 12$6,584 AUD
Retailer 11$7,274 AUD
Retailer 7$8,263 AUD
Retailer 2$10,483 AUD
Retailer 10$10,512 AUD
Retailer 5$11,052 AUD

41 data points across 16 retailers

21 retailers$2,861 AUD to $13,707 AUD

A
Cheapest Retailer
-
$2,861 AUD
HK$15,700 HKD
A
Retailer 2
-
$3,384 AUD
$2,377 USD
View
A
Retailer 3
-
$3,683 AUD
$2,587 USD
View
B+
Retailer 4
-
$3,788 AUD
$2,661 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,926 AUD
$2,758 USD
View
Retailer 6
-
$3,926 AUD
$2,758 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
$4,157 AUD
$2,920 USD
View
B+
Retailer 8
-
$4,472 AUD
$3,141 USD
View
B+
Retailer 9
-
$5,138 AUD
£2,842 GBP
View
B+
Retailer 10
-
$5,385 AUD
£2,979 GBP
View
B+
Retailer 11
-
$5,397 AUD
$3,791 USD
View
B+
Retailer 12
-
$5,887 AUD
$4,135 USD
View
B
Retailer 13
-
$6,124 AUD
$4,302 USD
View
B+
Retailer 14
-
$6,584 AUD
ZAR 74,718 ZAR
View
B
Retailer 15
-
$6,983 AUD
$4,905 USD
View
B
Retailer 16
-
$7,274 AUD
View
B
Retailer 17
-
$8,263 AUD
SGD 7,844 SGD
View
B
Retailer 18
-
$10,483 AUD
$7,364 USD
View
B
Retailer 19
-
$10,512 AUD
£5,814 GBP
View
B
Retailer 20
-
$11,052 AUD
$7,763 USD
View
Most Expensive
B
Taylor and Hart
HZB308U · Oct 31
$13,707 AUD
$9,629 USD
View
20 more retailers have this diamond
Prices start from $2,861 AUDSave up to $10,846 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
8.46ct Round
$2,861 AUD