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Cushion|Lab Grown|IGI

0.99ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG681521978

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG681521978

Diamond specifications and retailer prices

From $316 NZD
$178 USD
As of November 1, 2026
Save $1,573 NZD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,889 NZD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 0.99ct lab-grown cushion diamond

This 0.99ct lab-grown cushion sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG681521978 or 681521978. Listed at 14 retailers as of November 1, 2026, with prices from $316 to $1,889, a $1,573 spread on the same certified stone. Reve Diamonds lists it at $1,889. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.9°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681521978
Dimensions6.86 × 5.32 × 3.61 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.86 mm5.32 mm0.99 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681521978
Side View
Table 63.0%Crown 29.9°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 67.9%

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 1
Current: $638 NZD|Low: $316 NZD|High: $1,897 NZD|Avg: $915 NZD|+0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
November 1, 2026
Retailer 13$316 NZD
Retailer 12$454 NZD
Retailer 5$612 NZD
Retailer 7$618 NZD
Retailer 8$626 NZD
Retailer 4$637 NZD
Retailer 1$638 NZD
Retailer 9$667 NZD
Retailer 10$874 NZD
Retailer 2$912 NZD
Retailer 3$1,226 NZD
Retailer 11$1,437 NZD
Retailer 6$1,640 NZD
Reve Diamonds$1,889 NZD

40 data points across 14 retailers

14 retailers$316 NZD to $1,889 NZD

A
Cheapest Retailer
-
$316 NZD
$178 USD
Final sale: no returns
Retailer 2
-
$454 NZD
£201 GBP
View
Price last confirmed 15 days ago
A
Retailer 3
-
$612 NZD
$345 USD
View
A
Retailer 4
-
$618 NZD
£274 GBP
View
A
Retailer 5
-
$626 NZD
€336 EUR
View
A
Retailer 6
-
$637 NZD
$359 USD
View
A
Retailer 7
-
$638 NZD
ZAR 5,808 ZAR
View
A
Retailer 8
-
$667 NZD
£296 GBP
View
A
Retailer 9
-
$874 NZD
A$758 AUD
View
B+
Retailer 10
-
$912 NZD
$514 USD
View
B+
Retailer 11
-
$1,226 NZD
$691 USD
View
B+
Retailer 12
-
$1,437 NZD
$810 USD
View
B
Retailer 13
-
$1,640 NZD
£728 GBP
View
Most Expensive
B
Reve Diamonds
29DCB9CF4 · Nov 1
$1,889 NZD
$1,065 USD
View
13 more retailers have this diamond
Prices start from $316 NZDSave up to $1,573 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
0.99ct Cushion
$316 NZD