Marquise|Lab Grown|IGI

4.50ct E VS2 Marquise Lab Grown Diamond

VG • E/VS2 • IGI LG833652726

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833652726

Diamond specifications and retailer prices

From $1,367 USD
£1,077 GBP
As of October 30, 2026
Save $4,113 USD (75%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $5,480 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 4.5ct lab-grown marquise diamond

This 4.5ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG833652726 or 833652726. Listed at 6 retailers as of October 28, 2026, with prices from $1,367 to $5,480, a $4,113 spread on the same certified stone. Rare Carat lists it at $5,480. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.50
Carat
E
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833652726
Dimensions16.50 × 8.75 × 5.37 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.50 mm8.75 mm4.50 ctE / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833652726
Side View
Table 60.0%Crown 34.9°Girdle: MED-STKPavilion 39.7°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: $5,480 USD|Low: $1,338 USD|High: $5,480 USD|Avg: $2,494 USD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 2$1,367 USD
Retailer 4$1,382 USD
Retailer 6$1,795 USD
Retailer 5$2,936 USD
Retailer 3$3,363 USD
Rare Carat$5,480 USD

21 data points across 6 retailers

6 retailers$1,367 USD to $5,480 USD

A
Cheapest Retailer
-
$1,367 USD
£1,077 GBP
A
Retailer 2
-
$1,382 USD
View
B+
Retailer 3
-
$1,795 USD
View
Retailer 4
-
$2,936 USD
View
Price last confirmed 13 days ago
B+
Retailer 5
-
$3,363 USD
£2,648 GBP
View
Most Expensive
B
Rare Carat
SM-38-1100_l_833652726 · Oct 28
$5,480 USD
View
5 more retailers have this diamond
Prices start from $1,367 USDSave up to $4,113 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
4.50ct Marquise
$1,367 USD