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Marquise|Natural|GIA

3.03ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 2556729181

Certificate GIA 2556729181

Diamond specifications and retailer prices

From $44,532 CAD
As of November 5, 2026
Save $28,297 CAD (39%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $72,829 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 3.03ct natural marquise diamond

This 3.03ct natural marquise sits in the three to five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556729181. Listed at 9 retailers as of November 4, 2026, with prices from $44,532 to $72,829, a $28,297 spread on the same certified stone. MOH London lists it at $72,829. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.03
Carat
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2556729181
Dimensions14.29 × 7.57 × 4.75 mm
L/W Ratio1.89
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal
Top View
14.29 mm7.57 mm3.03 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2556729181
Side View
Table 65.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $72,829 CAD|Low: $44,532 CAD|High: $73,904 CAD|Avg: $52,593 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4$44,532 CAD
Retailer 9$44,810 CAD
Retailer 5$46,845 CAD
Retailer 3$47,100 CAD
Retailer 6$49,511 CAD
Retailer 2$55,127 CAD
Retailer 7$55,224 CAD
Retailer 8$55,719 CAD
MOH London$72,829 CAD

34 data points across 9 retailers

9 retailers$44,532 CAD to $72,829 CAD

B+
Cheapest Retailer
-
$44,532 CAD
B+
Retailer 2
-
$44,810 CAD
View
B+
Retailer 3
-
$46,845 CAD
View
B+
Retailer 4
-
$47,100 CAD
View
B+
Retailer 5
-
$49,511 CAD
View
B+
Retailer 6
-
$55,127 CAD
View
B
Retailer 7
-
$55,224 CAD
View
B
Retailer 8
-
$55,719 CAD
View
Most Expensive
B
MOH London
5B669BD65 · Nov 4
$72,829 CAD
£41,061 GBP
View
8 more retailers have this diamond
Prices start from $44,532 CADSave up to $28,297 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.

B+
3.03ct Marquise
$44,532 CAD