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0.50ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 7288587039

Certificate GIA 7288587039

Diamond specifications and retailer prices

From $1,272 NZD
₹68,278 INR
As of November 1, 2026
Save $1,865 NZD (59%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,137 NZD at MOH London · As of October 29, 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 24 retailers as of October 29, 2026, with prices from $1,272 to $3,137, a $1,865 spread on the same certified stone. MOH London lists it at $3,137. 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 1
Current: $3,137 NZD|Low: $1,269 NZD|High: $3,157 NZD|Avg: $2,022 NZD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 7$1,272 NZD
Retailer 4$1,521 NZD
Retailer 11$1,572 NZD
Retailer 10$1,659 NZD
Retailer 13$1,721 NZD
Retailer 5$1,769 NZD
Retailer 2$1,984 NZD
Retailer 9$2,017 NZD
Retailer 6$2,202 NZD
Retailer 3$2,231 NZD
Retailer 12$2,562 NZD
Retailer 8$2,630 NZD
MOH London$3,137 NZD

35 data points across 13 retailers

24 retailers$1,272 NZD to $3,137 NZD

B+
Cheapest Retailer
-
$1,272 NZD
₹68,278 INR
B
Retailer 2
-
$1,521 NZD
$857 USD
View
B
Retailer 3
-
$1,572 NZD
$886 USD
View
Final sale: no returns
B
Retailer 4
-
$1,659 NZD
$935 USD
View
B
Retailer 5
-
$1,703 NZD
$960 USD
View
Retailer 6
-
$1,703 NZD
$960 USD
View
Price last confirmed 46 days ago
B
Retailer 7
-
$1,703 NZD
$960 USD
View
B
Retailer 8
-
$1,721 NZD
$970 USD
View
B
Retailer 9
-
$1,769 NZD
$997 USD
View
B
Retailer 10
-
$1,797 NZD
$1,013 USD
View
B
Retailer 11
-
$1,940 NZD
$1,094 USD
View
B
Retailer 12
-
$1,966 NZD
$1,108 USD
View
Retailer 13
-
$1,966 NZD
$1,108 USD
View
Price last confirmed 41 days ago
B
Retailer 14
-
$1,969 NZD
$1,110 USD
View
B
Retailer 15
-
$1,984 NZD
£881 GBP
View
B
Retailer 16
-
$2,017 NZD
£895 GBP
View
B
Retailer 17
-
$2,202 NZD
€1,182 EUR
View
B
Retailer 18
-
$2,227 NZD
$1,255 USD
View
Retailer 19
-
$2,231 NZD
£990 GBP
View
Price last confirmed 33 days ago
Retailer 20
-
$2,562 NZD
A$2,221 AUD
View
Price last confirmed 28 days ago
B
Retailer 21
-
$2,630 NZD
ZAR 23,943 ZAR
View
Most Expensive
B
MOH London
3BCAAF436 · Oct 29
$3,137 NZD
£1,392 GBP
View
21 more retailers have this diamond
Prices start from $1,272 NZDSave up to $1,865 NZD

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
$1,272 NZD