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Marquise|Natural|GIA

0.53ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 2231971802

Certificate GIA 2231971802

Diamond specifications and retailer prices

From $989 CAD
£558 GBP
As of November 2, 2026
Save $870 CAD (47%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,859 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 0.53ct natural marquise diamond

This 0.53ct natural marquise sits in the half to three-quarter carat band, graded I 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 2231971802. Listed at 3 retailers as of November 1, 2026, with prices from $989 to $1,859, a $870 spread on the same certified stone. MOH London lists it at $1,859. 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

0.53
Carat
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2231971802
Dimensions7.95 × 4.24 × 2.65 mm
L/W Ratio1.88
Culet sizeNone
Top View
7.95 mm4.24 mm0.53 ctI / SI1
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceNone
CertificateGIA 2231971802
Side View
Table 54.0%CrownGirdle: MED-ETKPavilionCulet: NoneDepth 62.5%

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 2
Current: $1,859 CAD|Low: $936 CAD|High: $1,882 CAD|Avg: $1,320 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
November 2, 2026
Retailer 2$989 CAD
Retailer 3$1,194 CAD
MOH London$1,859 CAD

42 data points across 3 retailers

3 retailers$989 CAD to $1,859 CAD

B+
Cheapest Retailer
-
$989 CAD
£558 GBP
B
Retailer 2
-
$1,194 CAD
€814 EUR
View
Most Expensive
B
MOH London
30F08CCA7 · Nov 1
$1,859 CAD
£1,048 GBP
View
2 more retailers have this diamond
Prices start from $989 CADSave up to $870 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+
0.53ct Marquise
$989 CAD