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Marquise|Natural|GIA

0.50ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 2241075919

Certificate GIA 2241075919

Diamond specifications and retailer prices

From $671 AUD
$470 USD
As of November 2, 2026
Save $1,614 AUD (71%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,284 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.5ct natural marquise diamond

This 0.5ct natural marquise sits in the half to three-quarter carat band, graded J 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 2241075919. Listed at 18 retailers as of October 30, 2026, with prices from $671 to $2,284, a $1,614 spread on the same certified stone. NZ Jewellers lists it at $2,284. 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

0.50
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2241075919
Dimensions8.07 × 4.03 × 2.60 mm
L/W Ratio2.00
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
8.07 mm4.03 mm0.50 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2241075919
Side View
Table 61.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 64.5%

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: $2,284 AUD|Low: $615 AUD|High: $2,284 AUD|Avg: $992 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 16$671 AUD
Retailer 3$678 AUD
Retailer 18$729 AUD
Retailer 5$761 AUD
Retailer 15$785 AUD
Retailer 17$785 AUD
Retailer 4$840 AUD
Retailer 7$840 AUD
Retailer 2$894 AUD
Retailer 12$912 AUD
Retailer 9$933 AUD
Retailer 11$1,004 AUD
Retailer 6$1,013 AUD
Retailer 10$1,022 AUD
Retailer 8$1,083 AUD
Retailer 14$1,124 AUD
Retailer 13$1,682 AUD
NZ Jewellers$2,284 AUD

34 data points across 18 retailers

18 retailers$671 AUD to $2,284 AUD

A
Cheapest Retailer
-
$671 AUD
$470 USD
Final sale: no returns
A
Retailer 2
-
$678 AUD
$475 USD
View
A
Retailer 3
-
$729 AUD
$511 USD
View
A
Retailer 4
-
$761 AUD
SGD 721 SGD
View
B+
Retailer 5
-
$785 AUD
$550 USD
View
B+
Retailer 6
-
$785 AUD
$550 USD
View
B+
Retailer 7
-
$840 AUD
$589 USD
View
B+
Retailer 8
-
$840 AUD
$589 USD
View
B+
Retailer 9
-
$894 AUD
£493 GBP
View
B+
Retailer 10
-
$912 AUD
£503 GBP
View
B+
Retailer 11
-
$933 AUD
$654 USD
View
B+
Retailer 12
-
$1,004 AUD
€670 EUR
View
B
Retailer 13
-
$1,013 AUD
$710 USD
View
B
Retailer 14
-
$1,022 AUD
$716 USD
View
Retailer 15
-
$1,083 AUD
View
Price last confirmed 35 days ago
B+
Retailer 16
-
$1,124 AUD
ZAR 12,729 ZAR
View
B
Retailer 17
-
$1,682 AUD
£928 GBP
View
Most Expensive
B
NZ Jewellers
dc0a6f75-d3f2-43d7-a425-c07f3867bc40 · Oct 30
$2,284 AUD
$1,601 USD
View
17 more retailers have this diamond
Prices start from $671 AUDSave up to $1,614 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.

A
0.50ct Marquise
$671 AUD