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Marquise|Natural|IGI

2.50ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 799675095

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 799675095

Diamond specifications and retailer prices

From $10,237 CAD
SGD 9,903 SGD
As of October 31, 2026
Save $6,181 CAD (38%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $16,418 CAD at The Diamond Guys · As of October 31, 2026
View at The Diamond Guys

About this 2.5ct natural marquise diamond

This 2.5ct 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 799675095. Listed at 7 retailers as of October 31, 2026, with prices from $10,237 to $16,418, a $6,181 spread on the same certified stone. The Diamond Guys lists it at $16,418. 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
I
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.2°
Pavilion angle38.5°
OriginNatural
Grading LabIGI
CertificateIGI 799675095
Dimensions12.93 × 6.99 × 4.45 mm
L/W Ratio1.85
Girdle conditionFaceted
Top View
12.93 mm6.99 mm2.50 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 799675095
Side View
Table 57.0%Crown 40.2°Girdle: STK-THKPavilion 38.5°Culet: NoneDepth 63.7%

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: Oct 31
Current: $14,506 CAD|Low: $10,237 CAD|High: $19,223 CAD|Avg: $14,340 CAD|-12.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
The Diamond Guys
October 31, 2026
Retailer 3$10,237 CAD
Retailer 7$10,388 CAD
Retailer 2$11,985 CAD
Retailer 4$12,199 CAD
Retailer 5$14,038 CAD
Retailer 1$14,506 CAD
Retailer 6$14,810 CAD
The Diamond Guys$16,418 CAD
Retailer 8$19,223 CAD

28 data points across 9 retailers

7 retailers$10,237 CAD to $16,418 CAD

A
Cheapest Retailer
-
$10,237 CAD
SGD 9,903 SGD
A
Retailer 2
-
$11,985 CAD
$8,580 USD
View
A
Retailer 3
-
$12,199 CAD
$8,733 USD
View
A
Retailer 4
-
$14,038 CAD
$10,050 USD
View
A
Retailer 5
-
$14,506 CAD
€9,890 EUR
View
A
Retailer 6
-
$14,810 CAD
$10,602 USD
View
Most Expensive
B+
The Diamond Guys
1959627130 · Oct 31
$16,418 CAD
$11,753 USD
View
6 more retailers have this diamond
Prices start from $10,237 CADSave up to $6,181 CAD

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
$10,237 CAD