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Marquise|Lab Grown|IGI

1.71ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG816684494

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816684494

Diamond specifications and retailer prices

From $383 USD
As of November 2, 2026
Save $1,747 USD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,130 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.71ct lab-grown marquise diamond

This 1.71ct 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 LG816684494 or 816684494. Listed at 12 retailers as of November 2, 2026, with prices from $383 to $2,130, a $1,747 spread on the same certified stone. Brilliant Earth lists it at $2,130. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816684494
Dimensions12.38 × 6.16 × 3.91 mm
L/W Ratio2.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.38 mm6.16 mm1.71 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816684494
Side View
Table 62.0%Crown 38.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.5%

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: Nov 2
Current: $1,371 USD|Low: $383 USD|High: $2,340 USD|Avg: $929 USD|+0.0%
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
November 2, 2026
Retailer 12$383 USD
Retailer 11$419 USD
Retailer 13$465 USD
Retailer 7$486 USD
Retailer 8$545 USD
Retailer 3$585 USD
Retailer 9$961 USD
Retailer 6$1,015 USD
Retailer 5$1,162 USD
Retailer 4$1,199 USD
Retailer 1$1,371 USD
Retailer 2$1,466 USD
Retailer 10$2,240 USD

23 data points across 13 retailers

12 retailers$383 USD to $2,130 USD

Retailer 1
-
$264 USD
Price last confirmed 25 days ago
Retailer 2
-
$264 USD
View
Price last confirmed 34 days ago
A
Retailer 3
-
$383 USD
View
B+
Retailer 4
-
$419 USD
View
A
Retailer 5
-
$486 USD
View
Retailer 6
-
$961 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
$1,015 USD
A$1,562 AUD
View
Retailer 8
-
$1,161 USD
View
Price last confirmed 33 days ago
Retailer 9
-
$1,161 USD
View
Price last confirmed 26 days ago
Retailer 10
-
$1,161 USD
View
Price last confirmed 23 days ago
B
Retailer 11
-
$1,371 USD
View
Most Expensive
B
Brilliant Earth
22407537A · Nov 2
$2,130 USD
View
11 more retailers have this diamond
Prices start from $383 USDSave up to $1,747 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
1.71ct Marquise
$383 USD