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Marquise|Natural|IGI

2.50ct H SI2 Marquise Natural Diamond

VG • H/SI2 • IGI 782659317

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 782659317

Diamond specifications and retailer prices

From $15,897 SGD
$12,430 USD
As of November 2, 2026
Save $10,300 SGD (39%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $26,197 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 2.5ct natural marquise diamond

This 2.5ct natural marquise sits in the two to three carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 782659317. Listed at 7 retailers as of October 30, 2026, with prices from $15,897 to $26,197, a $10,300 spread on the same certified stone. NZ Jewellers lists it at $26,197. 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

2.50
Carat
H
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle39.8°
OriginNatural
Grading LabIGI
CertificateIGI 782659317
Dimensions13.30 × 7.09 × 4.46 mm
L/W Ratio1.88
Girdle conditionFaceted
Top View
13.30 mm7.09 mm2.50 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 782659317
Side View
Table 59.0%Crown 37.2°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 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: $26,197 SGD|Low: $15,897 SGD|High: $26,519 SGD|Avg: $19,977 SGD|-1.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 6$15,897 SGD
Retailer 7$16,098 SGD
Retailer 2$18,084 SGD
Retailer 4$18,507 SGD
Retailer 5$18,796 SGD
Retailer 3$24,548 SGD
NZ Jewellers$26,197 SGD

34 data points across 7 retailers

7 retailers$15,897 SGD to $26,197 SGD

A
Cheapest Retailer
-
$15,897 SGD
$12,430 USD
A
Retailer 2
-
$16,098 SGD
$12,587 USD
View
A
Retailer 3
-
$18,084 SGD
£11,134 GBP
View
A
Retailer 4
-
$18,507 SGD
$14,471 USD
View
A
Retailer 5
-
$18,796 SGD
$14,697 USD
View
B+
Retailer 6
-
$24,548 SGD
£15,114 GBP
View
Most Expensive
B+
NZ Jewellers
6facfab7-6f8e-4756-a7fe-94cae1fc841f · Oct 30
$26,197 SGD
$20,484 USD
View
6 more retailers have this diamond
Prices start from $15,897 SGDSave up to $10,300 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
2.50ct Marquise
$15,897 SGD