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Radiant|Lab Grown|IGI

7.18ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG627455397

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG627455397

Diamond specifications and retailer prices

From $1,150 AUD
$808 USD
As of October 30, 2026
Save $7,007 AUD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $8,157 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 7.18ct lab-grown radiant diamond

This 7.18ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG627455397 or 627455397. Listed at 19 retailers as of October 29, 2026, with prices from $1,150 to $8,157, a $7,007 spread on the same certified stone. Brilliant Earth lists it at $8,157. 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

7.18
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627455397
Dimensions13.41 × 9.55 × 6.51 mm
L/W Ratio1.40
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
13.41 mm9.55 mm7.18 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627455397
Side View
Table 65.0%Crown 31.6°Girdle: MediumPavilion 35.4°Culet: NoneDepth 68.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $8,157 AUD|Low: $1,150 AUD|High: $8,399 AUD|Avg: $3,283 AUD|-2.9%
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 4$1,150 AUD
Retailer 15$1,251 AUD
Retailer 6$1,335 AUD
Retailer 19$1,335 AUD
Retailer 12$1,587 AUD
Retailer 3$1,596 AUD
Retailer 2$2,044 AUD
Retailer 7$2,097 AUD
Retailer 9$2,154 AUD
Retailer 14$2,320 AUD
Retailer 16$3,175 AUD
Retailer 5$3,753 AUD
Retailer 13$4,144 AUD
Retailer 10$4,175 AUD
Retailer 8$4,241 AUD
Retailer 11$4,619 AUD
Retailer 17$5,030 AUD
Retailer 18$6,527 AUD
Brilliant Earth$8,157 AUD

38 data points across 19 retailers

19 retailers$1,150 AUD to $8,157 AUD

A
Cheapest Retailer
-
$1,150 AUD
$808 USD
A
Retailer 2
-
$1,251 AUD
$879 USD
View
A
Retailer 3
-
$1,335 AUD
$938 USD
View
Retailer 4
-
$1,335 AUD
$938 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,587 AUD
$1,115 USD
View
Retailer 6
-
$1,596 AUD
£883 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
$2,044 AUD
£1,131 GBP
View
A
Retailer 8
-
$2,097 AUD
$1,473 USD
View
B+
Retailer 9
-
$2,154 AUD
$1,513 USD
View
Retailer 10
-
$2,320 AUD
€1,552 EUR
View
Price last confirmed 7 days ago
A
Retailer 11
-
$3,175 AUD
$2,230 USD
View
B+
Retailer 12
-
$3,753 AUD
$2,636 USD
View
B+
Retailer 13
-
$4,144 AUD
£2,292 GBP
View
B+
Retailer 14
-
$4,175 AUD
$2,933 USD
View
B+
Retailer 15
-
$4,241 AUD
$2,979 USD
View
Retailer 16
-
$4,619 AUD
$3,244 USD
View
Price last confirmed 12 days ago
B+
Retailer 17
-
$5,030 AUD
£2,782 GBP
View
B
Retailer 18
-
$6,527 AUD
$4,585 USD
View
Most Expensive
B
Brilliant Earth
9813079A · Oct 29
$8,157 AUD
$5,730 USD
View
18 more retailers have this diamond
Prices start from $1,150 AUDSave up to $7,007 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
7.18ct Radiant
$1,150 AUD