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Marquise|Natural|IGI

2.51ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 765635213

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 765635213

Diamond specifications and retailer prices

From $21,893 NZD
₹1,173,129 INR
As of November 3, 2026
Save $13,642 NZD (38%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $35,535 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 2.51ct natural marquise diamond

This 2.51ct natural marquise sits in the two to three carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 765635213. Listed at 12 retailers as of November 2, 2026, with prices from $21,893 to $35,535, a $13,642 spread on the same certified stone. MOH London lists it at $35,535. 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

2.51
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle37.7°
OriginNatural
Grading LabIGI
CertificateIGI 765635213
Dimensions13.51 × 7.21 × 4.23 mm
L/W Ratio1.87
Girdle conditionFaceted
Culet sizePointed
Top View
13.51 mm7.21 mm2.51 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 765635213
Side View
Table 55.0%Crown 32.6°Girdle: THK-VTKPavilion 37.7°Culet: NoneDepth 58.7%

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: Nov 3
Current: $35,535 NZD|Low: $21,856 NZD|High: $39,191 NZD|Avg: $27,971 NZD|-9.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 2$21,893 NZD
Retailer 11$22,421 NZD
Retailer 3$23,316 NZD
Retailer 4$24,066 NZD
Retailer 12$25,897 NZD
Retailer 5$26,539 NZD
Retailer 9$26,789 NZD
Retailer 10$27,209 NZD
Retailer 7$28,254 NZD
Retailer 6$28,661 NZD
Retailer 8$32,233 NZD
MOH London$35,535 NZD

41 data points across 12 retailers

12 retailers$21,893 NZD to $35,535 NZD

A
Cheapest Retailer
-
$21,893 NZD
₹1,173,129 INR
A
Retailer 2
-
$22,421 NZD
$12,615 USD
View
A
Retailer 3
-
$23,316 NZD
$13,119 USD
View
A
Retailer 4
-
$24,066 NZD
$13,541 USD
View
Final sale: no returns
B+
Retailer 5
-
$25,897 NZD
$14,571 USD
View
A
Retailer 6
-
$26,539 NZD
£11,758 GBP
View
B+
Retailer 7
-
$26,789 NZD
$15,073 USD
View
B+
Retailer 8
-
$27,209 NZD
$15,309 USD
View
B+
Retailer 9
-
$28,254 NZD
$15,897 USD
View
A
Retailer 10
-
$28,661 NZD
€15,358 EUR
View
B+
Retailer 11
-
$32,233 NZD
$18,136 USD
View
Most Expensive
B+
MOH London
4A2A77C0B · Nov 2
$35,535 NZD
£15,743 GBP
View
11 more retailers have this diamond
Prices start from $21,893 NZDSave up to $13,642 NZD

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
2.51ct Marquise
$21,893 NZD