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Marquise|Natural|GIA

0.50ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 7561214081

Certificate GIA 7561214081

Diamond specifications and retailer prices

From $521 AUD
As of November 6, 2026
Save $1,825 AUD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,346 AUD at NZ Jewellers · As of November 5, 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 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 7561214081. Listed at 19 retailers as of November 5, 2026, with prices from $521 to $2,346, a $1,825 spread on the same certified stone. NZ Jewellers lists it at $2,346. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7561214081
Dimensions7.54 × 4.24 × 2.70 mm
L/W Ratio1.78
Top View
7.54 mm4.24 mm0.50 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 7561214081
Side View
Table 53.0%CrownGirdle: Very Thick - Ext. ThickPavilionCulet: NoneDepth 63.6%

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 6
Current: $2,346 AUD|Low: $521 AUD|High: $2,524 AUD|Avg: $873 AUD|-7.0%
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 6, 2026
Retailer 3$521 AUD
Retailer 17$565 AUD
Retailer 10$582 AUD
Retailer 14$613 AUD
Retailer 12$640 AUD
Retailer 16$659 AUD
Retailer 8$675 AUD
Retailer 4$706 AUD
Retailer 6$706 AUD
Retailer 2$747 AUD
Retailer 13$751 AUD
Retailer 11$802 AUD
Retailer 9$854 AUD
Retailer 15$917 AUD
Retailer 18$949 AUD
Retailer 7$950 AUD
Retailer 5$1,412 AUD
NZ Jewellers$2,346 AUD

23 data points across 18 retailers

19 retailers$521 AUD to $2,346 AUD

A
Cheapest Retailer
-
$521 AUD
A
Retailer 2
-
$565 AUD
View
Final sale: no returns
A
Retailer 3
-
$582 AUD
View
A
Retailer 4
-
$613 AUD
View
A
Retailer 5
-
$640 AUD
View
A
Retailer 6
-
$659 AUD
View
Retailer 7
-
$675 AUD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$706 AUD
View
A
Retailer 9
-
$706 AUD
View
A
Retailer 10
-
$747 AUD
View
A
Retailer 11
-
$751 AUD
View
A
Retailer 12
-
$802 AUD
View
A
Retailer 13
-
$854 AUD
View
B+
Retailer 14
-
$917 AUD
View
B+
Retailer 15
-
$949 AUD
View
B+
Retailer 16
-
$950 AUD
View
Retailer 17
-
$1,103 AUD
View
Price last confirmed 34 days ago
B
Retailer 18
-
$1,412 AUD
View
Most Expensive
B
NZ Jewellers
511309f9-9e5c-476a-aeeb-99c8bf39cfed · Nov 5
$2,346 AUD
$1,612 USD
View
18 more retailers have this diamond
Prices start from $521 AUDSave up to $1,825 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
$521 AUD