Marquise|Lab Grown|IGI

0.99ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG805620190

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG805620190

Diamond specifications and retailer prices

From $182 USD
As of November 1, 2026
Save $762 USD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $944 USD at MOH London · As of October 26, 2026
View at MOH London

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 LG805620190 or 805620190. Listed at 20 retailers as of October 26, 2026, with prices from $182 to $944, a $762 spread on the same certified stone. MOH London lists it at $944. 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 angle33.4°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805620190
Dimensions10.31 × 5.23 × 3.19 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.31 mm5.23 mm0.99 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805620190
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 61.0%

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: Nov 1
Current: $944 USD|Low: $176 USD|High: $950 USD|Avg: $436 USD|+2.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 14$182 USD
Retailer 6$196 USD
Retailer 4$268 USD
Retailer 3$345 USD
Retailer 8$356 USD
Retailer 10$362 USD
Retailer 7$366 USD
Retailer 9$383 USD
Retailer 5$470 USD
Retailer 2$502 USD
Retailer 12$518 USD
Retailer 11$528 USD
Retailer 13$703 USD
MOH London$944 USD

43 data points across 14 retailers

20 retailers$182 USD to $944 USD

Retailer 1
-
$158 USD
Price last confirmed 32 days ago
Retailer 2
-
$162 USD
View
Price last confirmed 24 days ago
A
Retailer 3
-
$182 USD
View
Final sale: no returns
Retailer 4
-
$183 USD
View
Price last confirmed 33 days ago
Retailer 5
-
$193 USD
View
Price last confirmed 34 days ago
Retailer 6
-
$201 USD
View
Price last confirmed 24 days ago
Retailer 7
-
$201 USD
View
Price last confirmed 27 days ago
B+
Retailer 8
-
$268 USD
View
A
Retailer 9
-
$345 USD
View
A
Retailer 10
-
$356 USD
£280 GBP
View
A
Retailer 11
-
$362 USD
€345 EUR
View
A
Retailer 12
-
$366 USD
ZAR 5,915 ZAR
View
A
Retailer 13
-
$383 USD
£301 GBP
View
Retailer 14
-
$470 USD
View
Price last confirmed 25 days ago
B+
Retailer 15
-
$502 USD
A$773 AUD
View
B+
Retailer 16
-
$518 USD
View
B+
Retailer 17
-
$528 USD
View
Retailer 18
-
$645 USD
View
Price last confirmed 28 days ago
B
Retailer 19
-
$703 USD
View
Most Expensive
B
MOH London
LG805620190 · Oct 26
$944 USD
£743 GBP
View
19 more retailers have this diamond
Prices start from $182 USDSave up to $762 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
$182 USD