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Marquise|Lab Grown|IGI

0.57ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG760552171

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG760552171

Diamond specifications and retailer prices

From $83 USD
As of October 27, 2026
Save $678 USD (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $761 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.57ct lab-grown marquise diamond

This 0.57ct lab-grown marquise sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG760552171 or 760552171. Listed at 12 retailers as of October 27, 2026, with prices from $83 to $761, a $678 spread on the same certified stone. MOH London lists it at $761. 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

0.57
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle30.9°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760552171
Dimensions8.88 × 4.59 × 2.52 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.88 mm4.59 mm0.57 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG760552171
Side View
Table 62.0%Crown 30.9°Girdle: THN-STKPavilion 37.7°Culet: NoneDepth 54.9%

Caratlytics Score

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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 27
Current: $761 USD|Low: $80 USD|High: $773 USD|Avg: $260 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 10$83 USD
Retailer 8$96 USD
Retailer 9$110 USD
Retailer 11$110 USD
Retailer 2$184 USD
Retailer 6$208 USD
Retailer 4$222 USD
Retailer 5$249 USD
Retailer 12$331 USD
Retailer 3$339 USD
Retailer 7$369 USD
MOH London$761 USD

43 data points across 12 retailers

12 retailers$83 USD to $761 USD

A
Cheapest Retailer
-
$83 USD
A
Retailer 2
-
$96 USD
View
A
Retailer 3
-
$110 USD
View
A
Retailer 4
-
$110 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$184 USD
£145 GBP
View
A
Retailer 6
-
$208 USD
€198 EUR
View
A
Retailer 7
-
$222 USD
View
B+
Retailer 8
-
$249 USD
£196 GBP
View
B+
Retailer 9
-
$331 USD
View
B
Retailer 10
-
$339 USD
View
B
Retailer 11
-
$369 USD
View
Most Expensive
B
MOH London
LG760552171 · Oct 29
$761 USD
£599 GBP
View
11 more retailers have this diamond
Prices start from $83 USDSave up to $678 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
0.57ct Marquise
$83 USD