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Marquise|Lab Grown|IGI

5.04ct G SI1 Marquise Lab Grown Diamond

ID • G/SI1 • IGI LG838650143

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG838650143

Diamond specifications and retailer prices

From $627 USD
As of October 31, 2026
Save $3,009 USD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,636 USD at Adiamor · As of October 31, 2026
View at Adiamor

About this 5.04ct lab-grown marquise diamond

This 5.04ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG838650143 or 838650143. Listed at 10 retailers as of October 31, 2026, with prices from $627 to $3,636, a $3,009 spread on the same certified stone. Adiamor lists it at $3,636. 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

5.04
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838650143
Dimensions17.49 × 9.06 × 5.47 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.49 mm9.06 mm5.04 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838650143
Side View
Table 61.0%Crown 35.1°Girdle: THN-STKPavilion 39.2°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
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 31
Current: $3,636 USD|Low: $627 USD|High: $3,649 USD|Avg: $1,719 USD
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 9$627 USD
Retailer 4$719 USD
Retailer 6$830 USD
Retailer 10$932 USD
Retailer 5$1,054 USD
Retailer 8$1,794 USD
Retailer 3$2,189 USD
Retailer 2$2,195 USD
Retailer 7$3,021 USD
Adiamor$3,636 USD

30 data points across 10 retailers

10 retailers$627 USD to $3,636 USD

A
Cheapest Retailer
-
$627 USD
Final sale: no returns
A
Retailer 2
-
$719 USD
£566 GBP
View
A
Retailer 3
-
$830 USD
View
B+
Retailer 4
-
$932 USD
View
A
Retailer 5
-
$1,054 USD
£830 GBP
View
B+
Retailer 6
-
$1,794 USD
View
B
Retailer 7
-
$2,189 USD
View
B
Retailer 8
-
$2,195 USD
View
Retailer 9
-
$3,021 USD
£2,379 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Adiamor
D-82358545 · Oct 31
$3,636 USD
View
9 more retailers have this diamond
Prices start from $627 USDSave up to $3,009 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
5.04ct Marquise
$627 USD