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Marquise|Lab Grown|IGI

1.04ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG818623099

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818623099

Diamond specifications and retailer prices

From $195 USD
As of October 28, 2026
Save $623 USD (76%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $818 USD at Michael Trio · As of October 29, 2026
View at Michael Trio

About this 1.04ct lab-grown marquise diamond

This 1.04ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818623099 or 818623099. Listed at 8 retailers as of October 28, 2026, with prices from $195 to $818, a $623 spread on the same certified stone. Michael Trio lists it at $818. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818623099
Dimensions10.53 × 5.30 × 10.53 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
10.53 mm5.30 mm1.04 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818623099
Side View
Table 58.0%Crown 34.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.6%

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: $818 USD|Low: $195 USD|High: $818 USD|Avg: $504 USD
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 28, 2026
Retailer 6$195 USD
Retailer 7$269 USD
Retailer 8$346 USD
Retailer 2$520 USD
Retailer 3$525 USD
Retailer 4$658 USD
Retailer 5$710 USD
Michael Trio$818 USD

12 data points across 8 retailers

8 retailers$195 USD to $818 USD

A
Cheapest Retailer
-
$195 USD
Final sale: no returns
A
Retailer 2
-
$269 USD
View
Returns within 30 days
A
Retailer 3
-
$346 USD
HK$2,700 HKD
View
B+
Retailer 4
-
$520 USD
View
Returns within 30 days
B+
Retailer 5
-
$525 USD
A$808 AUD
View
B+
Retailer 6
-
$658 USD
A$1,012 AUD
View
Price last confirmed 24 days ago
Returns within 30 days
B
Retailer 7
-
$710 USD
View
Returns within 30 days
Most Expensive
B
Michael Trio
1069381257 · Oct 29
$818 USD
SGD 1,106 SGD
View
Returns within 14 days
7 more retailers have this diamond
Prices start from $195 USDSave up to $623 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
1.04ct Marquise
$195 USD