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Cushion|Lab Grown|IGI

6.18ct F VVS2 Cushion Lab Grown Diamond

EX • F/VVS2 • IGI LG720510340

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG720510340

Diamond specifications and retailer prices

From $4,285 NZD
CA$3,349 CAD
As of October 30, 2026
Save $6,201 NZD (59%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $10,486 NZD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 6.18ct lab-grown cushion diamond

This 6.18ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG720510340 or 720510340. Listed at 3 retailers as of October 30, 2026, with prices from $4,285 to $10,486, a $6,201 spread on the same certified stone. Do Amore Diamonds lists it at $10,486. 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

6.18
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720510340
Dimensions12.87 × 9.29 × 6.32 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Top View
12.87 mm9.29 mm6.18 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720510340
Side View
Table 64.0%Crown 36.5°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 68.0%

Caratlytics Score

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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 30
Current: $11,997 NZD|Low: $1,866 NZD|High: $12,868 NZD|Avg: $4,891 NZD|-6.8%
Do Amore Diamonds
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
August 3, 2026
Retailer 9$1,884 NZD
Retailer 6$2,375 NZD
Retailer 5$2,596 NZD
Retailer 8$2,732 NZD
Retailer 14$2,783 NZD
Retailer 10$3,519 NZD
Retailer 7$4,285 NZD
Retailer 12$4,429 NZD
Retailer 11$4,854 NZD
Retailer 3$6,111 NZD
Retailer 2$7,557 NZD
Retailer 4$8,463 NZD
Retailer 13$10,032 NZD
Do Amore Diamonds$11,997 NZD

59 data points across 14 retailers

3 retailers$4,285 NZD to $10,486 NZD

A
Cheapest Retailer
-
$4,285 NZD
CA$3,349 CAD
B+
Retailer 2
-
$7,557 NZD
$4,252 USD
View
Most Expensive
B
Do Amore Diamonds
22-720510340 · Nov 1
$10,486 NZD
$5,900 USD
View
2 more retailers have this diamond
Prices start from $4,285 NZDSave up to $6,201 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
6.18ct Cushion
$4,285 NZD