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Round|Natural|GIA

0.50ct J SI2 Round Natural Diamond

VG • J/SI2 • GIA 6261373891

Certificate GIA 6261373891

Diamond specifications and retailer prices

From $829 NZD
As of November 4, 2026
Save $2,348 NZD (74%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,177 NZD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

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 SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 6261373891. Listed at 17 retailers as of November 4, 2026, with prices from $829 to $3,177, a $2,348 spread on the same certified stone. NZ Jewellers lists it at $3,177. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.50
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6261373891
Dimensions5.08 × 5.05 × 3.15 mm
L/W Ratio1.01
Top View
5.08 mm5.05 mm0.50 ctJ / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6261373891
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

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 4
Current: $1,222 NZD|Low: $637 NZD|High: $2,366 NZD|Avg: $1,264 NZD|+4.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6$845 NZD
Retailer 4$925 NZD
Retailer 7$989 NZD
Retailer 9$1,089 NZD
Retailer 8$1,131 NZD
Retailer 1$1,222 NZD
Retailer 2$1,343 NZD
Retailer 3$1,356 NZD
Retailer 5$2,336 NZD

45 data points across 9 retailers

17 retailers$829 NZD to $3,177 NZD

A
Cheapest Retailer
-
$829 NZD
B+
Retailer 2
-
$845 NZD
View
Final sale: no returns
B+
Retailer 3
-
$918 NZD
View
B+
Retailer 4
-
$925 NZD
View
Retailer 5
-
$989 NZD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$989 NZD
View
B+
Retailer 7
-
$1,058 NZD
View
B+
Retailer 8
-
$1,089 NZD
View
B
Retailer 9
-
$1,165 NZD
View
B
Retailer 10
-
$1,201 NZD
View
B
Retailer 11
-
$1,222 NZD
View
B
Retailer 12
-
$1,343 NZD
View
B
Retailer 13
-
$1,356 NZD
View
B
Retailer 14
-
$1,398 NZD
View
B
Retailer 15
-
$2,336 NZD
View
C
Retailer 16
-
$2,884 NZD
View
Most Expensive
C
NZ Jewellers
f085c2f1-0ca5-4a80-8a73-def594fa4852 · Nov 4
$3,177 NZD
$1,786 USD
View
16 more retailers have this diamond
Prices start from $829 NZDSave up to $2,348 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.

A
0.50ct Round
$829 NZD