Marquise|Lab Grown|IGI

0.99ct E VS1 Marquise Lab Grown Diamond

VG • E/VS1 • IGI LG807673938

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG807673938

Diamond specifications and retailer prices

From $151 USD
As of October 30, 2026
Save $954 USD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,105 USD at Queensmith · As of October 27, 2026
View at Queensmith

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 very-good cut grade and certified by IGI LG807673938 or 807673938. Listed at 23 retailers as of October 27, 2026, with prices from $151 to $1,105, a $954 spread on the same certified stone. Queensmith lists it at $1,105. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.99
Carat
E
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807673938
Dimensions10.17 × 5.11 × 3.25 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.17 mm5.11 mm0.99 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807673938
Side View
Table 51.0%Crown 34.1°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 63.6%

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: $325 USD|Low: $151 USD|High: $884 USD|Avg: $382 USD|+4.6%
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 1, 2026
Retailer 2$151 USD
Retailer 6$168 USD
Retailer 11$187 USD
Retailer 4$252 USD
Retailer 1$325 USD
Retailer 8$337 USD
Retailer 10$338 USD
Retailer 7$355 USD
Retailer 5$430 USD
Retailer 3$460 USD
Retailer 9$465 USD
Retailer 13$634 USD
Retailer 12$878 USD

46 data points across 13 retailers

23 retailers$151 USD to $1,105 USD

Retailer 1
-
$151 USD
Price last confirmed 13 days ago
Retailer 2
-
$151 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
$151 USD
View
A
Retailer 4
-
$168 USD
View
Final sale: no returns
Retailer 5
-
$175 USD
View
Price last confirmed 33 days ago
Retailer 6
-
$184 USD
View
Price last confirmed 33 days ago
Retailer 7
-
$187 USD
View
Price last confirmed 7 days ago
Retailer 8
-
$187 USD
View
Price last confirmed 13 days ago
B+
Retailer 9
-
$252 USD
View
A
Retailer 10
-
$325 USD
£256 GBP
View
A
Retailer 11
-
$337 USD
ZAR 5,452 ZAR
View
A
Retailer 12
-
$338 USD
€322 EUR
View
A
Retailer 13
-
$341 USD
View
A
Retailer 14
-
$355 USD
£279 GBP
View
B+
Retailer 15
-
$430 USD
View
B+
Retailer 16
-
$460 USD
View
B+
Retailer 17
-
$465 USD
A$716 AUD
View
Retailer 18
-
$600 USD
View
Price last confirmed 32 days ago
B
Retailer 19
-
$634 USD
View
B
Retailer 20
-
$656 USD
View
Retailer 21
-
$878 USD
£691 GBP
View
Price last confirmed 13 days ago
B
Retailer 22
-
$1,036 USD
View
Most Expensive
B
Queensmith
LG807673938 · Oct 27
$1,105 USD
£870 GBP
View
22 more retailers have this diamond
Prices start from $151 USDSave up to $954 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
$151 USD