Marquise|Natural|GIA

0.50ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 2241075919

Certificate GIA 2241075919

Diamond specifications and retailer prices

From $470 USD
As of November 2, 2026
Save $1,131 USD (71%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,601 USD 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 $470 to $1,601, a $1,131 spread on the same certified stone. NZ Jewellers lists it at $1,601. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,601 USD|Low: $431 USD|High: $1,601 USD|Avg: $695 USD
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$470 USD
Retailer 3$475 USD
Retailer 18$511 USD
Retailer 5$534 USD
Retailer 15$550 USD
Retailer 17$550 USD
Retailer 4$589 USD
Retailer 7$589 USD
Retailer 2$627 USD
Retailer 12$639 USD
Retailer 9$654 USD
Retailer 11$704 USD
Retailer 6$710 USD
Retailer 10$716 USD
Retailer 8$759 USD
Retailer 14$788 USD
Retailer 13$1,179 USD
NZ Jewellers$1,601 USD

34 data points across 18 retailers

18 retailers$470 USD to $1,601 USD

A
Cheapest Retailer
-
$470 USD
Final sale: no returns
A
Retailer 2
-
$475 USD
View
A
Retailer 3
-
$511 USD
View
A
Retailer 4
-
$534 USD
SGD 721 SGD
View
B+
Retailer 5
-
$550 USD
View
B+
Retailer 6
-
$550 USD
View
B+
Retailer 7
-
$589 USD
View
B+
Retailer 8
-
$589 USD
View
B+
Retailer 9
-
$627 USD
£493 GBP
View
B+
Retailer 10
-
$639 USD
£503 GBP
View
B+
Retailer 11
-
$654 USD
View
B+
Retailer 12
-
$704 USD
€670 EUR
View
B
Retailer 13
-
$710 USD
View
B
Retailer 14
-
$716 USD
View
Retailer 15
-
$759 USD
A$1,167 AUD
View
Price last confirmed 34 days ago
B+
Retailer 16
-
$788 USD
ZAR 12,729 ZAR
View
B
Retailer 17
-
$1,179 USD
£928 GBP
View
Most Expensive
B
NZ Jewellers
dc0a6f75-d3f2-43d7-a425-c07f3867bc40 · Oct 30
$1,601 USD
View
17 more retailers have this diamond
Prices start from $470 USDSave up to $1,131 USD

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
$470 USD