Marquise|Lab Grown|IGI

0.55ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG818643758

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818643758

Diamond specifications and retailer prices

From $170 USD
As of October 30, 2026
Save $819 USD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $989 USD at MOH London · As of October 25, 2026
View at MOH London

About this 0.55ct lab-grown marquise diamond

This 0.55ct lab-grown marquise sits in the half to three-quarter carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818643758 or 818643758. Listed at 16 retailers as of October 25, 2026, with prices from $170 to $989, a $819 spread on the same certified stone. MOH London lists it at $989. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.55
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818643758
Dimensions8.45 × 4.27 × 2.62 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.45 mm4.27 mm0.55 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818643758
Side View
Table 58.0%Crown 33.3°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 61.4%

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: $989 USD|Low: $164 USD|High: $1,001 USD|Avg: $406 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
October 31, 2026
Retailer 13$170 USD
Retailer 10$190 USD
Retailer 3$198 USD
Retailer 4$211 USD
Retailer 14$211 USD
Retailer 5$253 USD
Retailer 12$255 USD
Retailer 7$290 USD
Retailer 8$359 USD
Retailer 2$377 USD
Retailer 9$539 USD
Retailer 15$680 USD
Retailer 6$696 USD
Retailer 11$718 USD
MOH London$989 USD

46 data points across 15 retailers

16 retailers$170 USD to $989 USD

A
Cheapest Retailer
-
$170 USD
A
Retailer 2
-
$190 USD
View
Final sale: no returns
A
Retailer 3
-
$198 USD
View
A
Retailer 4
-
$211 USD
View
A
Retailer 5
-
$211 USD
View
A
Retailer 6
-
$253 USD
View
A
Retailer 7
-
$255 USD
View
A
Retailer 8
-
$290 USD
View
B+
Retailer 9
-
$359 USD
€342 EUR
View
B+
Retailer 10
-
$377 USD
£297 GBP
View
B
Retailer 11
-
$539 USD
A$829 AUD
View
B
Retailer 12
-
$680 USD
View
B
Retailer 13
-
$710 USD
View
B
Retailer 14
-
$718 USD
View
B
Retailer 15
-
$734 USD
View
Most Expensive
B
MOH London
LG818643758 · Oct 25
$989 USD
£779 GBP
View
15 more retailers have this diamond
Prices start from $170 USDSave up to $819 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
0.55ct Marquise
$170 USD