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Cushion|Lab Grown|IGI

7.99ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG597369512

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG597369512

Diamond specifications and retailer prices

From $3,456 NZD
$1,948 USD
As of October 28, 2026
Save $8,822 NZD (72%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $12,278 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 7.99ct lab-grown cushion diamond

This 7.99ct lab-grown cushion 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 LG597369512 or 597369512. Listed at 4 retailers as of October 28, 2026, with prices from $3,456 to $12,278, a $8,822 spread on the same certified stone. Brilliant Earth lists it at $12,278. 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

7.99
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG597369512
Dimensions13.74 × 10.93 × 6.96 mm
L/W Ratio1.26
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
13.74 mm10.93 mm7.99 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG597369512
Side View
Table 64.0%Crown 34°Girdle: THN-MEDPavilion 37.6°Culet: NoneDepth 63.7%

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: Oct 28
Current: $12,278 NZD|Low: $1,739 NZD|High: $25,231 NZD|Avg: $7,141 NZD|-51.3%
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
October 31, 2026
Retailer 9$1,739 NZD
Retailer 13$2,617 NZD
Retailer 14$3,384 NZD
Retailer 7$3,456 NZD
Retailer 2$3,849 NZD
Retailer 10$3,951 NZD
Retailer 12$5,076 NZD
Retailer 3$5,328 NZD
Retailer 11$6,976 NZD
Retailer 5$7,796 NZD
Retailer 4$10,233 NZD
Retailer 6$10,348 NZD
Brilliant Earth$12,278 NZD
Retailer 8$19,340 NZD

9 data points across 14 retailers

4 retailers$3,456 NZD to $12,278 NZD

B+
Cheapest Retailer
-
$3,456 NZD
$1,948 USD
A
Retailer 2
-
$3,849 NZD
€2,066 EUR
View
Retailer 3
-
$10,348 NZD
$5,832 USD
View
Price last confirmed 83 days ago
Most Expensive
B
Brilliant Earth
21837294A · Oct 31
$12,278 NZD
$6,920 USD
View
3 more retailers have this diamond
Prices start from $3,456 NZDSave up to $8,822 NZD

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
7.99ct Cushion
$3,456 NZD