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Marquise|Natural|GIA

2.03ct H SI1 Marquise Natural Diamond

ID • H/SI1 • GIA 2546819763

Certificate GIA 2546819763

Diamond specifications and retailer prices

From $30,967 AUD
As of November 6, 2026
Save $20,625 AUD (40%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $51,591 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 2.03ct natural marquise diamond

This 2.03ct natural marquise sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2546819763. Listed at 5 retailers as of November 4, 2026, with prices from $30,967 to $51,591, a $20,625 spread on the same certified stone. MOH London lists it at $51,591. 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

2.03
Carat
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546819763
Dimensions13.45 × 6.69 × 3.83 mm
L/W Ratio2.01
Top View
13.45 mm6.69 mm2.03 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2546819763
Side View
Table 56.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 57.3%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $51,591 AUD|Low: $30,967 AUD|High: $52,353 AUD|Avg: $39,375 AUD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 2$30,967 AUD
Retailer 3$33,658 AUD
Retailer 4$40,176 AUD
MOH London$51,591 AUD

46 data points across 4 retailers

5 retailers$30,967 AUD to $51,591 AUD

B+
Cheapest Retailer
-
$30,967 AUD
B
Retailer 2
-
$31,710 AUD
View
B
Retailer 3
-
$33,658 AUD
View
B
Retailer 4
-
$40,176 AUD
View
Most Expensive
B
MOH London
ED3BA1AAD · Nov 4
$51,591 AUD
£27,912 GBP
View
4 more retailers have this diamond
Prices start from $30,967 AUDSave up to $20,625 AUD

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+
2.03ct Marquise
$30,967 AUD