Marquise|Lab Grown|IGI

0.99ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG826640466

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG826640466

Diamond specifications and retailer prices

From $172 USD
As of October 30, 2026
Save $941 USD (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,113 USD at Flawless Fine Jewelry · As of October 31, 2026
View at Flawless Fine Jewelry

About this 0.99ct lab-grown marquise diamond

This 0.99ct lab-grown marquise sits in the just-under-one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826640466 or 826640466. Listed at 21 retailers as of October 30, 2026, with prices from $172 to $1,113, a $941 spread on the same certified stone. Flawless Fine Jewelry lists it at $1,113. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826640466
Dimensions9.97 × 5.10 × 3.34 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.97 mm5.10 mm0.99 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826640466
Side View
Table 60.0%Crown 37.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 65.5%

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: Oct 30
Current: $1,113 USD|Low: $167 USD|High: $1,113 USD|Avg: $482 USD
Flawless Fine Jewelry
Retailer 2
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Retailer 20
November 1, 2026
Retailer 4$172 USD
Retailer 13$192 USD
Retailer 2$199 USD
Retailer 18$213 USD
Retailer 16$274 USD
Retailer 3$349 USD
Retailer 8$354 USD
Retailer 5$379 USD
Retailer 17$380 USD
Retailer 14$387 USD
Retailer 11$460 USD
Retailer 10$516 USD
Retailer 9$536 USD
Retailer 20$542 USD
Retailer 19$684 USD
Retailer 7$739 USD
Retailer 12$970 USD
Retailer 15$996 USD
Retailer 6$1,103 USD
Flawless Fine Jewelry$1,113 USD

30 data points across 20 retailers

21 retailers$172 USD to $1,113 USD

A
Cheapest Retailer
-
$172 USD
A
Retailer 2
-
$192 USD
View
Final sale: no returns
A
Retailer 3
-
$199 USD
View
Retailer 4
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$207 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$213 USD
View
A
Retailer 6
-
$274 USD
£216 GBP
View
A
Retailer 7
-
$349 USD
View
A
Retailer 8
-
$354 USD
€337 EUR
View
A
Retailer 9
-
$379 USD
View
A
Retailer 10
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$380 USD
£299 GBP
View
A
Retailer 11
-
$387 USD
ZAR 6,250 ZAR
View
B+
Retailer 12
-
$460 USD
View
B+
Retailer 13
-
$516 USD
A$794 AUD
View
B+
Retailer 14
-
$536 USD
A$825 AUD
View
B+
Retailer 15
-
$542 USD
View
B
Retailer 16
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$684 USD
View
B
Retailer 17
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$739 USD
View
B
Retailer 18
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$970 USD
View
B
Retailer 19
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$996 USD
£784 GBP
View
B
Retailer 20
-
$1,103 USD
View
Most Expensive
B
Flawless Fine Jewelry
6B68B3D59 · Oct 31
$1,113 USD
£876 GBP
View
20 more retailers have this diamond
Prices start from $172 USDSave up to $941 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
0.99ct Marquise
$172 USD