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Round|Natural|GIA

0.50ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6562099364

Certificate GIA 6562099364

Diamond specifications and retailer prices

From $1,046 NZD
As of November 6, 2026
Save $1,494 NZD (59%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,358 NZD at NZ Jewellers · As of October 17, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562099364. Listed at 23 retailers as of November 4, 2026, with a 143% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6562099364
Dimensions5.13 × 5.15 × 3.10 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal
Top View
5.13 mm5.15 mm0.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562099364
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.2%

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 6
Current: $1,788 NZD|Low: $1,046 NZD|High: $3,524 NZD|Avg: $1,783 NZD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$1,046 NZD
Retailer 8$1,078 NZD
Retailer 4$1,281 NZD
Retailer 3$1,389 NZD
Retailer 9$1,448 NZD
Retailer 5$1,455 NZD
Retailer 6$1,635 NZD
Retailer 1$1,788 NZD
Retailer 7$1,953 NZD
Retailer 10$2,144 NZD
Retailer 11$2,540 NZD
Retailer 12$3,512 NZD

26 data points across 12 retailers

23 retailers$1,046 NZD to $2,540 NZD

A
Cheapest Retailer
-
$1,046 NZD
A
Retailer 2
-
$1,078 NZD
View
A
Retailer 3
-
$1,263 NZD
View
A
Retailer 4
-
$1,281 NZD
View
Final sale: no returns
A
Retailer 5
-
$1,300 NZD
View
Retailer 6
-
$1,389 NZD
View
Price last confirmed 17 days ago
A
Retailer 7
-
$1,427 NZD
View
Retailer 8
-
$1,443 NZD
View
Price last confirmed 22 days ago
A
Retailer 9
-
$1,448 NZD
View
B+
Retailer 10
-
$1,455 NZD
View
Retailer 11
-
$1,569 NZD
View
Price last confirmed 66 days ago
Retailer 12
-
$1,603 NZD
View
Price last confirmed 19 days ago
B+
Retailer 13
-
$1,624 NZD
View
B+
Retailer 14
-
$1,635 NZD
View
B+
Retailer 15
-
$1,690 NZD
View
B+
Retailer 16
-
$1,788 NZD
View
B+
Retailer 17
-
$1,870 NZD
View
B+
Retailer 18
-
$1,953 NZD
View
Retailer 19
-
$2,088 NZD
View
Price last confirmed 33 days ago
B+
Retailer 20
-
$2,144 NZD
View
B
Retailer 21
-
$2,540 NZD
View
Retailer 22
-
$3,512 NZD
View
Price last confirmed 9 days ago
Most Expensive
NZ Jewellers
14612972-88ad-49cb-9c9c-f3683e549041 · Oct 17
$4,358 NZD
$2,450 USD
View
Price last confirmed 20 days ago
22 more retailers have this diamond
Prices start from $1,046 NZDSave up to $1,494 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
$1,046 NZD