Marquise|Lab Grown|IGI

0.91ct F VVS2 Marquise Lab Grown Diamond

ID • F/VVS2 • IGI LG817661721

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG817661721

Diamond specifications and retailer prices

From $151 USD
As of November 2, 2026
Save $727 USD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,036 USD at Reve Diamonds · As of October 11, 2026
View at Reve Diamonds

About this 0.91ct lab-grown marquise diamond

This 0.91ct lab-grown marquise sits in the just-under-one-carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG817661721 or 817661721. Listed at 18 retailers as of October 29, 2026, with a 481% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.91
Carat
F
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817661721
Dimensions10.32 × 5.07 × 3.14 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.32 mm5.07 mm0.91 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817661721
Side View
Table 59.0%Crown 35.2°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 61.9%

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: $322 USD|Low: $151 USD|High: $1,036 USD|Avg: $462 USD|+3.7%
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Retailer 20
Reve Diamonds
November 2, 2026
Retailer 20$151 USD
Retailer 7$168 USD
Retailer 5$175 USD
Retailer 3$187 USD
Retailer 4$187 USD
Retailer 19$238 USD
Retailer 1$322 USD
Retailer 10$326 USD
Retailer 14$339 USD
Retailer 8$344 USD
Retailer 17$359 USD
Retailer 16$384 USD
Retailer 12$465 USD
Retailer 9$501 USD
Retailer 2$600 USD
Retailer 18$634 USD
Retailer 11$656 USD
Retailer 6$680 USD
Retailer 15$878 USD
Retailer 13$899 USD
Reve Diamonds$1,036 USD

37 data points across 21 retailers

18 retailers$151 USD to $878 USD

A
Cheapest Retailer
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$151 USD
A
Retailer 2
-
$175 USD
View
Retailer 3
-
$187 USD
View
Price last confirmed 8 days ago
A
Retailer 4
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$187 USD
View
A
Retailer 5
-
$322 USD
£254 GBP
View
A
Retailer 6
-
$326 USD
View
A
Retailer 7
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$339 USD
ZAR 5,483 ZAR
View
A
Retailer 8
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$344 USD
View
A
Retailer 9
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$359 USD
€342 EUR
View
A
Retailer 10
-
$384 USD
£303 GBP
View
B+
Retailer 11
-
$465 USD
A$716 AUD
View
B+
Retailer 12
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$501 USD
View
B+
Retailer 13
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$600 USD
View
B
Retailer 14
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$634 USD
View
B
Retailer 15
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$656 USD
View
B
Retailer 16
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$680 USD
View
B
Retailer 17
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$878 USD
£691 GBP
View
Most Expensive
Reve Diamonds
5A9662827 · Oct 11
$1,036 USD
View
Price last confirmed 22 days ago
17 more retailers have this diamond
Prices start from $151 USDSave up to $727 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
0.91ct Marquise
$151 USD