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Marquise|Lab Grown|IGI

4.51ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG844601338

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844601338

Diamond specifications and retailer prices

From $1,010 USD
As of October 30, 2026
Save $2,300 USD (69%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,310 USD at Novita Diamonds · As of October 31, 2026
View at Novita Diamonds

About this 4.51ct lab-grown marquise diamond

This 4.51ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844601338 or 844601338. Listed at 7 retailers as of October 30, 2026, with prices from $1,010 to $3,310, a $2,300 spread on the same certified stone. Novita Diamonds lists it at $3,310. 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

4.51
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844601338
Dimensions17.47 × 8.73 × 4.86 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.47 mm8.73 mm4.51 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844601338
Side View
Table 56.0%Crown 32.6°Girdle: STK-THKPavilion 35°Culet: NoneDepth 55.7%

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: $3,310 USD|Low: $1,010 USD|High: $3,310 USD|Avg: $1,835 USD
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 7$1,010 USD
Retailer 2$1,226 USD
Retailer 3$1,230 USD
Retailer 5$1,777 USD
Retailer 6$2,646 USD
Retailer 4$3,247 USD
Novita Diamonds$3,310 USD

18 data points across 7 retailers

7 retailers$1,010 USD to $3,310 USD

B+
Cheapest Retailer
-
$1,010 USD
A
Retailer 2
-
$1,226 USD
£966 GBP
View
A
Retailer 3
-
$1,230 USD
€1,171 EUR
View
A
Retailer 4
-
$1,777 USD
View
B+
Retailer 5
-
$2,646 USD
View
Retailer 6
-
$3,247 USD
£2,557 GBP
View
Price last confirmed 13 days ago
Most Expensive
B
Novita Diamonds
cert_844601338 · Oct 31
$3,310 USD
A$5,093 AUD
View
6 more retailers have this diamond
Prices start from $1,010 USDSave up to $2,300 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
4.51ct Marquise
$1,010 USD