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Round|Natural|GIA

0.50ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 7288587039

Certificate GIA 7288587039

Diamond specifications and retailer prices

From $1,033 AUD
As of November 6, 2026
Save $1,527 AUD (60%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,560 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 0.5ct natural round diamond

This 0.5ct natural round 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 and certified by GIA 7288587039. Listed at 23 retailers as of November 2, 2026, with prices from $1,033 to $2,560, a $1,527 spread on the same certified stone. MOH London lists it at $2,560. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7288587039
Dimensions5.14 × 5.12 × 3.09 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
5.14 mm5.12 mm0.50 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7288587039
Side View
Table 61.0%Crown 34°Girdle: STK-STKPavilion 41°Culet: NoneDepth 60.2%

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 6
Current: $2,560 AUD|Low: $1,033 AUD|High: $2,588 AUD|Avg: $1,700 AUD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2$1,033 AUD
Retailer 8$1,289 AUD
Retailer 7$1,339 AUD
Retailer 3$1,601 AUD
Retailer 5$1,672 AUD
Retailer 4$1,803 AUD
Retailer 9$2,100 AUD
Retailer 6$2,157 AUD
MOH London$2,560 AUD

37 data points across 9 retailers

23 retailers$1,033 AUD to $2,560 AUD

B+
Cheapest Retailer
-
$1,033 AUD
B
Retailer 2
-
$1,247 AUD
View
B
Retailer 3
-
$1,289 AUD
View
Final sale: no returns
B
Retailer 4
-
$1,339 AUD
View
Retailer 5
-
$1,397 AUD
View
Price last confirmed 8 days ago
Retailer 6
-
$1,397 AUD
View
Price last confirmed 50 days ago
B
Retailer 7
-
$1,397 AUD
View
B
Retailer 8
-
$1,412 AUD
View
B
Retailer 9
-
$1,451 AUD
View
B
Retailer 10
-
$1,474 AUD
View
B
Retailer 11
-
$1,591 AUD
View
B
Retailer 12
-
$1,601 AUD
View
B
Retailer 13
-
$1,613 AUD
View
Retailer 14
-
$1,613 AUD
View
Price last confirmed 45 days ago
B
Retailer 15
-
$1,615 AUD
View
B
Retailer 16
-
$1,672 AUD
View
B
Retailer 17
-
$1,803 AUD
View
B
Retailer 18
-
$1,827 AUD
View
Retailer 19
-
$2,100 AUD
View
Price last confirmed 32 days ago
B
Retailer 20
-
$2,157 AUD
View
Most Expensive
B
MOH London
3BCAAF436 · Nov 2
$2,560 AUD
£1,385 GBP
View
20 more retailers have this diamond
Prices start from $1,033 AUDSave up to $1,527 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+
0.50ct Round
$1,033 AUD