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Marquise|Lab Grown|IGI

0.80ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG564386105

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG564386105

Diamond specifications and retailer prices

From $135 USD
As of October 28, 2026
Save $1,078 USD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,213 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.8ct lab-grown marquise diamond

This 0.8ct lab-grown marquise sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG564386105 or 564386105. Listed at 11 retailers as of October 28, 2026, with prices from $135 to $1,213, a $1,078 spread on the same certified stone. MOH London lists it at $1,213. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.80
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG564386105
Dimensions9.69 × 4.87 × 3.02 mm
L/W Ratio1.99
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.69 mm4.87 mm0.80 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG564386105
Side View
Table 57.5%Crown 36.3°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.0%

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: Oct 28
Current: $1,213 USD|Low: $135 USD|High: $1,213 USD|Avg: $367 USD
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
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 13$135 USD
Retailer 2$154 USD
Retailer 3$166 USD
Retailer 14$170 USD
Retailer 10$210 USD
Retailer 5$234 USD
Retailer 15$282 USD
Retailer 17$293 USD
Retailer 4$315 USD
Retailer 7$370 USD
Retailer 8$378 USD
Retailer 11$385 USD
Retailer 12$465 USD
Retailer 16$522 USD
Retailer 6$611 USD
Retailer 9$660 USD
MOH London$1,213 USD

2 data points across 17 retailers

11 retailers$135 USD to $1,213 USD

A
Cheapest Retailer
-
$135 USD
A
Retailer 2
-
$154 USD
View
A
Retailer 3
-
$166 USD
HK$1,300 HKD
View
A
Retailer 4
-
$210 USD
£166 GBP
View
A
Retailer 5
-
$282 USD
View
B+
Retailer 6
-
$293 USD
£231 GBP
View
B+
Retailer 7
-
$315 USD
£248 GBP
View
B+
Retailer 8
-
$385 USD
View
B
Retailer 9
-
$465 USD
View
B
Retailer 10
-
$522 USD
View
Most Expensive
B
MOH London
LG564386105 · Oct 29
$1,213 USD
£955 GBP
View
10 more retailers have this diamond
Prices start from $135 USDSave up to $1,078 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
0.80ct Marquise
$135 USD