Marquise|Lab Grown|IGI

5.09ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG850603905

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850603905

Diamond specifications and retailer prices

From $1,958 USD
HK$15,300 HKD
As of October 30, 2026
Save $4,226 USD (68%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,184 USD at With Clarity · As of October 30, 2026
View at With Clarity

About this 5.09ct lab-grown marquise diamond

This 5.09ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG850603905 or 850603905. Listed at 7 retailers as of October 30, 2026, with prices from $1,958 to $6,184, a $4,226 spread on the same certified stone. With Clarity lists it at $6,184. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.09
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850603905
Dimensions18.30 × 8.75 × 5.58 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.30 mm8.75 mm5.09 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850603905
Side View
Table 61.0%Crown 33.9°Girdle: STK-THKPavilion 41.1°Culet: NoneDepth 63.8%

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: $1,995 USD|Low: $1,958 USD|High: $6,184 USD|Avg: $4,055 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
With Clarity
October 30, 2026
Retailer 6$1,958 USD
Retailer 1$1,995 USD
Retailer 2$2,398 USD
Retailer 4$3,676 USD
Retailer 5$4,877 USD
Retailer 3$5,980 USD
With Clarity$6,184 USD

3 data points across 7 retailers

7 retailers$1,958 USD to $6,184 USD

A
Cheapest Retailer
-
$1,958 USD
HK$15,300 HKD
A
Retailer 2
-
$1,995 USD
View
A
Retailer 3
-
$2,398 USD
£1,888 GBP
View
B+
Retailer 4
-
$3,676 USD
View
B
Retailer 5
-
$4,877 USD
£3,840 GBP
View
B
Retailer 6
-
$5,980 USD
View
Most Expensive
B
With Clarity
850603905 · Oct 30
$6,184 USD
View
6 more retailers have this diamond
Prices start from $1,958 USDSave up to $4,226 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
5.09ct Marquise
$1,958 USD