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Marquise|Natural|IGI

4.02ct I SI1 Marquise Natural Diamond

VG • I/SI1 • IGI 828640242

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 828640242

Diamond specifications and retailer prices

From $45,243 SGD
₹3,370,511 INR
As of November 2, 2026
Save $36,534 SGD (45%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $81,777 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 4.02ct natural marquise diamond

This 4.02ct natural marquise sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 828640242. Listed at 18 retailers as of November 1, 2026, with prices from $45,243 to $81,777, a $36,534 spread on the same certified stone. MOH London lists it at $81,777. 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

4.02
Carat
I
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle36.3°
OriginNatural
Grading LabIGI
CertificateIGI 828640242
Dimensions15.46 × 8.01 × 5.04 mm
L/W Ratio1.93
Girdle conditionFaceted
Top View
15.46 mm8.01 mm4.02 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 828640242
Side View
Table 60.0%Crown 39.3°Girdle: MED-THKPavilion 36.3°CuletDepth 62.9%

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: Nov 2
Current: $81,777 SGD|Low: $45,243 SGD|High: $82,763 SGD|Avg: $58,475 SGD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 2$45,243 SGD
Retailer 10$52,380 SGD
Retailer 9$52,982 SGD
Retailer 6$53,597 SGD
Retailer 11$56,013 SGD
Retailer 4$57,335 SGD
Retailer 8$59,940 SGD
Retailer 3$60,206 SGD
Retailer 5$61,490 SGD
Retailer 7$65,618 SGD
MOH London$81,777 SGD

33 data points across 11 retailers

18 retailers$45,243 SGD to $81,777 SGD

A
Cheapest Retailer
-
$45,243 SGD
₹3,370,511 INR
B+
Retailer 2
-
$52,380 SGD
$40,973 USD
View
B+
Retailer 3
-
$52,982 SGD
$41,444 USD
View
Final sale: no returns
B+
Retailer 4
-
$53,597 SGD
£33,012 GBP
View
B+
Retailer 5
-
$54,544 SGD
$42,666 USD
View
B+
Retailer 6
-
$56,013 SGD
$43,815 USD
View
B+
Retailer 7
-
$57,335 SGD
£35,314 GBP
View
B+
Retailer 8
-
$57,798 SGD
$45,211 USD
View
B+
Retailer 9
-
$59,940 SGD
$46,887 USD
View
B+
Retailer 10
-
$60,206 SGD
$47,095 USD
View
Retailer 11
-
$61,476 SGD
$48,088 USD
View
Price last confirmed 42 days ago
B+
Retailer 12
-
$61,490 SGD
€45,809 EUR
View
B+
Retailer 13
-
$62,615 SGD
$48,979 USD
View
B
Retailer 14
-
$65,023 SGD
$50,863 USD
View
B+
Retailer 15
-
$65,618 SGD
ZAR 829,210 ZAR
View
Retailer 16
-
$70,572 SGD
$55,203 USD
View
Price last confirmed 41 days ago
Retailer 17
-
$73,286 SGD
$57,326 USD
View
Price last confirmed 41 days ago
Most Expensive
B
MOH London
034605568 · Nov 1
$81,777 SGD
£50,369 GBP
View
17 more retailers have this diamond
Prices start from $45,243 SGDSave up to $36,534 SGD

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
4.02ct Marquise
$45,243 SGD