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Cushion|Lab Grown|IGI

6.44ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG706557226

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG706557226

Diamond specifications and retailer prices

From $4,663 NZD
$2,628 USD
As of October 31, 2026
Save $21,437 NZD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $26,100 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 6.44ct lab-grown cushion diamond

This 6.44ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG706557226 or 706557226. Listed at 14 retailers as of October 31, 2026, with prices from $4,663 to $26,100, a $21,437 spread on the same certified stone. Do Amore Diamonds lists it at $26,100. 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

6.44
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706557226
Dimensions9.78 × 9.78 × 6.49 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.78 mm9.78 mm6.44 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706557226
Side View
Table 60.0%Crown 36.3°Girdle: MED-STKPavilion 37.5°Culet: NoneDepth 66.4%

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 31
Current: $5,116 NZD|Low: $4,248 NZD|High: $13,166 NZD|Avg: $7,388 NZD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 10$4,402 NZD
Retailer 6$4,663 NZD
Retailer 2$4,691 NZD
Retailer 9$4,693 NZD
Retailer 1$5,116 NZD
Retailer 11$6,185 NZD
Retailer 4$6,691 NZD
Retailer 3$9,221 NZD
Retailer 7$9,402 NZD
Retailer 5$11,557 NZD
Retailer 8$13,079 NZD

41 data points across 11 retailers

14 retailers$4,663 NZD to $26,100 NZD

A
Cheapest Retailer
-
$4,663 NZD
$2,628 USD
Final sale: no returns
A
Retailer 2
-
$4,691 NZD
$2,644 USD
View
A
Retailer 3
-
$4,693 NZD
$2,645 USD
View
A
Retailer 4
-
$5,116 NZD
£2,271 GBP
View
A
Retailer 5
-
$5,564 NZD
$3,136 USD
View
B+
Retailer 6
-
$6,185 NZD
$3,486 USD
View
B+
Retailer 7
-
$6,691 NZD
£2,970 GBP
View
B+
Retailer 8
-
$9,221 NZD
£4,092 GBP
View
B+
Retailer 9
-
$9,402 NZD
ZAR 85,608 ZAR
View
B+
Retailer 10
-
$11,557 NZD
A$10,021 AUD
View
B
Retailer 11
-
$12,335 NZD
$6,952 USD
View
B
Retailer 12
-
$13,079 NZD
£5,804 GBP
View
B
Retailer 13
-
$16,966 NZD
$9,562 USD
View
Most Expensive
B
Do Amore Diamonds
27-A637D0616 · Oct 31
$26,100 NZD
$14,710 USD
View
13 more retailers have this diamond
Prices start from $4,663 NZDSave up to $21,437 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
6.44ct Cushion
$4,663 NZD