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Marquise|Natural|IGI

3.51ct I SI1 Marquise Natural Diamond

VG • I/SI1 • IGI 828653006

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 828653006

Diamond specifications and retailer prices

From ₹30,00,068 INR
As of November 2, 2026
Save ₹20,50,860 INR (41%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: ₹50,50,928 INR at MOH London · As of November 2, 2026
View at MOH London

About this 3.51ct natural marquise diamond

This 3.51ct 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 828653006. Listed at 19 retailers as of November 2, 2026, with prices from ₹30,00,068 to ₹50,50,928, a ₹20,50,860 spread on the same certified stone. MOH London lists it at ₹50,50,928. 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

3.51
Carat
I
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 828653006
Dimensions15.32 × 7.94 × 4.94 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizeNone
Top View
15.32 mm7.94 mm3.51 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 828653006
Side View
Table 59.0%Crown 33.2°Girdle: ThickPavilion 40.2°Culet: NoneDepth 62.2%

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: ₹50,50,928 INR|Low: ₹29,94,023 INR|High: ₹54,52,191 INR|Avg: ₹37,61,331 INR|-4.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 8₹30,00,068 INR
Retailer 4₹32,50,193 INR
Retailer 3₹32,72,307 INR
Retailer 11₹33,08,458 INR
Retailer 6₹33,68,925 INR
Retailer 14₹34,63,740 INR
Retailer 9₹35,92,595 INR
Retailer 2₹37,18,574 INR
Retailer 5₹38,32,845 INR
Retailer 13₹38,67,393 INR
Retailer 10₹39,22,939 INR
Retailer 12₹39,74,646 INR
Retailer 7₹40,16,117 INR
Retailer 15₹41,92,596 INR
MOH London₹50,50,928 INR

19 data points across 15 retailers

19 retailers₹30,00,068 INR to ₹50,50,928 INR

A
Cheapest Retailer
-
₹30,00,068 INR
B+
Retailer 2
-
₹32,50,193 INR
$34,245 USD
View
A
Retailer 3
-
₹32,72,307 INR
$34,478 USD
View
Final sale: no returns
B+
Retailer 4
-
₹33,08,458 INR
£27,448 GBP
View
B+
Retailer 5
-
₹33,68,925 INR
$35,496 USD
View
B+
Retailer 6
-
₹34,63,740 INR
$36,495 USD
View
B+
Retailer 7
-
₹35,92,595 INR
£29,805 GBP
View
Retailer 8
-
₹36,17,115 INR
$38,111 USD
View
Price last confirmed 38 days ago
B+
Retailer 9
-
₹37,18,574 INR
$39,180 USD
View
B+
Retailer 10
-
₹38,32,845 INR
$40,384 USD
View
Retailer 11
-
₹38,36,009 INR
$40,417 USD
View
Price last confirmed 13 days ago
B+
Retailer 12
-
₹38,67,393 INR
$40,748 USD
View
B+
Retailer 13
-
₹39,22,939 INR
€39,365 EUR
View
B+
Retailer 14
-
₹39,74,646 INR
$41,878 USD
View
B+
Retailer 15
-
₹40,16,117 INR
$42,315 USD
View
Retailer 16
-
₹41,52,313 INR
$43,750 USD
View
Price last confirmed 41 days ago
B+
Retailer 17
-
₹41,92,596 INR
ZAR 713,642 ZAR
View
Retailer 18
-
₹43,12,046 INR
$45,433 USD
View
Price last confirmed 40 days ago
Most Expensive
B
MOH London
CBBE91689 · Nov 2
₹50,50,928 INR
£41,904 GBP
View
18 more retailers have this diamond
Prices start from ₹30,00,068 INRSave up to ₹20,50,860 INR

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
3.51ct Marquise
₹30,00,068 INR