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Cushion|Lab Grown|IGI

1.66ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2

Diamond specifications and retailer prices

From $355 USD
£279 GBP
As of October 30, 2026
Save $854 USD (71%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,208 USD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

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. Listed at 5 retailers as of October 30, 2026, with prices from $355 to $1,208, a $854 spread on the same certified stone. The Diamond Guys lists it at $1,208. 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
OriginLab Grown
Grading LabIGI
Dimensions8.57 × 5.98 × 4.07 mm
L/W Ratio1.43
Top View
8.57 mm5.98 mm1.66 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 61.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 68.1%

Caratlytics Score

How it works →
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: Oct 30
Current: $355 USD|Low: $354 USD|High: $1,208 USD|Avg: $700 USD|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
The Diamond Guys
October 30, 2026
Retailer 1$355 USD
Retailer 2$408 USD
Retailer 4$627 USD
Retailer 3$913 USD
The Diamond Guys$1,208 USD

6 data points across 5 retailers

5 retailers$355 USD to $1,208 USD

A
Cheapest Retailer
-
$355 USD
£279 GBP
A
Retailer 2
-
$408 USD
View
Retailer 3
-
$627 USD
View
Price last confirmed 34 days ago
B
Retailer 4
-
$913 USD
CA$1,268 CAD
View
Most Expensive
B
The Diamond Guys
1971279127 · Nov 1
$1,208 USD
View
4 more retailers have this diamond
Prices start from $355 USDSave up to $854 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
$355 USD