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Marquise|Natural|IGI

4.01ct E SI2 Marquise Natural Diamond

VG • E/SI2 • IGI 792678155

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 792678155

Diamond specifications and retailer prices

From $28,995 USD
As of October 28, 2026
Save $11,844 USD (29%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $40,839 USD at The Diamond Guys · As of October 31, 2026
View at The Diamond Guys

About this 4.01ct natural marquise diamond

This 4.01ct natural marquise sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 792678155. Listed at 7 retailers as of October 28, 2026, with prices from $28,995 to $40,839, a $11,844 spread on the same certified stone. The Diamond Guys lists it at $40,839. 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

4.01
Carat
E
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle37.6°
OriginNatural
Grading LabIGI
CertificateIGI 792678155
Dimensions16.28 × 8.46 × 4.91 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizePointed
Top View
16.28 mm8.46 mm4.01 ctE / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 792678155
Side View
Table 60.0%Crown 34.1°Girdle: MED-THKPavilion 37.6°Culet: NoneDepth 58.0%

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: $34,075 USD|Low: $28,995 USD|High: $45,473 USD|Avg: $36,682 USD|-19.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
The Diamond Guys
October 31, 2026
Retailer 2$28,995 USD
Retailer 3$29,925 USD
Retailer 5$30,073 USD
Retailer 1$34,075 USD
Retailer 6$34,213 USD
Retailer 4$36,385 USD
The Diamond Guys$40,839 USD
Retailer 7$45,473 USD

29 data points across 8 retailers

7 retailers$28,995 USD to $40,839 USD

A
Cheapest Retailer
-
$28,995 USD
A
Retailer 2
-
$29,925 USD
View
A
Retailer 3
-
$30,073 USD
SGD 40,639 SGD
View
A
Retailer 4
-
$34,075 USD
€32,452 EUR
View
A
Retailer 5
-
$34,213 USD
View
A
Retailer 6
-
$36,385 USD
View
Most Expensive
B+
The Diamond Guys
1955283621 · Oct 31
$40,839 USD
View
6 more retailers have this diamond
Prices start from $28,995 USDSave up to $11,844 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
4.01ct Marquise
$28,995 USD