Marquise|Lab Grown|IGI

1.66ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2

Diamond specifications and retailer prices

From $411 USD
As of November 2, 2026
Save $811 USD (66%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,222 USD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 1.66ct lab-grown marquise diamond

This 1.66ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI. Listed at 4 retailers as of November 1, 2026, with prices from $411 to $1,222, a $811 spread on the same certified stone. The Diamond Guys lists it at $1,222. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions12.28 × 6.23 × 3.88 mm
L/W Ratio1.97
Top View
12.28 mm6.23 mm1.66 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $411 USD|Low: $411 USD|High: $1,222 USD|Avg: $933 USD
Retailer 1
Retailer 2
Retailer 3
The Diamond Guys
October 9, 2026
Retailer 1$411 USD
Retailer 2$633 USD
Retailer 3$923 USD
The Diamond Guys$1,222 USD

4 data points across 4 retailers

4 retailers$411 USD to $1,222 USD

A
Cheapest Retailer
-
$411 USD
Retailer 2
-
$633 USD
View
Price last confirmed 20 days ago
B
Retailer 3
-
$923 USD
CA$1,282 CAD
View
Most Expensive
B
The Diamond Guys
1986620437 · Nov 1
$1,222 USD
View
3 more retailers have this diamond
Prices start from $411 USDSave up to $811 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 Marquise
$411 USD