Cushion|Lab Grown|IGI

1.66ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG815691516

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG815691516

Diamond specifications and retailer prices

From $386 USD
As of November 1, 2026
Save $1,844 USD (83%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,230 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.66ct lab-grown cushion diamond

This 1.66ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815691516 or 815691516. Listed at 5 retailers as of November 1, 2026, with prices from $386 to $2,230, a $1,844 spread on the same certified stone. Do Amore Diamonds lists it at $2,230. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815691516
Dimensions8.57 × 5.98 × 4.07 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.57 mm5.98 mm1.66 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815691516
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 68.1%

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: Nov 1
Current: $2,230 USD|Low: $349 USD|High: $2,230 USD|Avg: $921 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 8$349 USD
Retailer 4$386 USD
Retailer 9$481 USD
Retailer 3$505 USD
Retailer 7$665 USD
Retailer 10$667 USD
Retailer 5$1,058 USD
Retailer 6$1,273 USD
Retailer 2$1,603 USD
Do Amore Diamonds$2,230 USD

13 data points across 10 retailers

5 retailers$386 USD to $2,230 USD

B+
Cheapest Retailer
-
$386 USD
A
Retailer 2
-
$505 USD
€481 EUR
View
Retailer 3
-
$1,058 USD
A$1,628 AUD
View
Price last confirmed 37 days ago
B
Retailer 4
-
$1,603 USD
View
Most Expensive
B
Do Amore Diamonds
27-C6409CE8E · Nov 2
$2,230 USD
View
4 more retailers have this diamond
Prices start from $386 USDSave up to $1,844 USD

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
1.66ct Cushion
$386 USD