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Cushion|Lab Grown|IGI

3.66ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG724508668

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG724508668

Diamond specifications and retailer prices

From $2,049 NZD
£908 GBP
As of November 2, 2026
Save $4,874 NZD (70%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,923 NZD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.66ct lab-grown cushion diamond

This 3.66ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG724508668 or 724508668. Listed at 15 retailers as of November 1, 2026, with prices from $2,049 to $6,923, a $4,874 spread on the same certified stone. Rare Carat lists it at $6,923. 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

3.66
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle32.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724508668
Dimensions10.87 × 7.56 × 4.98 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.87 mm7.56 mm3.66 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724508668
Side View
Table 61.0%Crown 35.7°Girdle: MED-STKPavilion 32.9°Culet: NoneDepth 65.9%

Caratlytics Score

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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 2
Current: $2,715 NZD|Low: $1,767 NZD|High: $6,708 NZD|Avg: $3,503 NZD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 3, 2026
Retailer 3$1,767 NZD
Retailer 6$2,049 NZD
Retailer 8$2,079 NZD
Retailer 2$2,462 NZD
Retailer 9$2,527 NZD
Retailer 1$2,715 NZD
Retailer 7$3,988 NZD
Retailer 4$4,104 NZD
Retailer 11$4,369 NZD
Retailer 10$5,526 NZD
Retailer 5$6,620 NZD

37 data points across 11 retailers

15 retailers$2,049 NZD to $6,923 NZD

Retailer 1
-
$1,767 NZD
$994 USD
Price last confirmed 16 days ago
A
Retailer 2
-
$2,049 NZD
£908 GBP
View
A
Retailer 3
-
$2,079 NZD
$1,170 USD
View
A
Retailer 4
-
$2,462 NZD
$1,385 USD
View
A
Retailer 5
-
$2,527 NZD
$1,422 USD
View
A
Retailer 6
-
$2,715 NZD
£1,203 GBP
View
B+
Retailer 7
-
$3,988 NZD
A$3,452 AUD
View
B+
Retailer 8
-
$4,104 NZD
ZAR 37,307 ZAR
View
B+
Retailer 9
-
$4,369 NZD
$2,458 USD
View
B+
Retailer 10
-
$4,875 NZD
£2,160 GBP
View
B
Retailer 11
-
$5,526 NZD
$3,109 USD
View
B
Retailer 12
-
$5,933 NZD
SGD 4,511 SGD
View
B
Retailer 13
-
$6,125 NZD
$3,446 USD
View
B
Retailer 14
-
$6,620 NZD
£2,933 GBP
View
Most Expensive
B
Rare Carat
DE2954_l_724508668 · Nov 1
$6,923 NZD
$3,895 USD
View
14 more retailers have this diamond
Prices start from $2,049 NZDSave up to $4,874 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
3.66ct Cushion
$2,049 NZD