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Round|Natural|GIA

0.50ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 7551754882

Certificate GIA 7551754882

Diamond specifications and retailer prices

From $855 NZD
As of November 6, 2026
Save $2,798 NZD (77%) vs most expensive(unlock to see where)
36 retailers carry this diamond
Most expensive: $3,859 NZD at NZ Jewellers · As of October 3, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7551754882. Listed at 36 retailers as of November 4, 2026, with a 327% 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7551754882
Dimensions5.03 × 5.07 × 3.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather
Top View
5.03 mm5.07 mm0.50 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551754882
Side View
Table 56.0%Crown 36.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 63.0%

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: $3,756 NZD|Low: $855 NZD|High: $3,756 NZD|Avg: $1,642 NZD
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
November 6, 2026
Retailer 2$855 NZD
Retailer 8$1,016 NZD
Retailer 6$1,073 NZD
Retailer 5$1,102 NZD
Retailer 3$1,165 NZD
Retailer 10$1,243 NZD
Retailer 16$1,254 NZD
Retailer 17$1,254 NZD
Retailer 7$1,351 NZD
Retailer 9$1,382 NZD
Retailer 15$1,402 NZD
Retailer 13$1,412 NZD
Retailer 12$1,430 NZD
Retailer 11$1,555 NZD
Retailer 14$2,688 NZD
Retailer 4$3,355 NZD
NZ Jewellers$3,756 NZD

28 data points across 17 retailers

36 retailers$855 NZD to $3,653 NZD

A
Cheapest Retailer
-
$855 NZD
A
Retailer 2
-
$1,016 NZD
View
A
Retailer 3
-
$1,073 NZD
View
Final sale: no returns
A
Retailer 4
-
$1,102 NZD
View
A
Retailer 5
-
$1,165 NZD
View
Retailer 6
-
$1,198 NZD
View
Price last confirmed 17 days ago
Retailer 7
-
$1,198 NZD
View
Price last confirmed 26 days ago
Retailer 8
-
$1,198 NZD
View
Price last confirmed 21 days ago
Retailer 9
-
$1,198 NZD
View
Price last confirmed 26 days ago
Retailer 10
-
$1,230 NZD
View
Price last confirmed 50 days ago
Retailer 11
-
$1,230 NZD
View
Price last confirmed 36 days ago
Retailer 12
-
$1,230 NZD
View
Price last confirmed 29 days ago
Retailer 13
-
$1,230 NZD
View
Price last confirmed 29 days ago
Retailer 14
-
$1,243 NZD
View
Price last confirmed 22 days ago
B+
Retailer 15
-
$1,243 NZD
View
Retailer 16
-
$1,245 NZD
View
Price last confirmed 43 days ago
Retailer 17
-
$1,254 NZD
View
Price last confirmed 8 days ago
B+
Retailer 18
-
$1,254 NZD
View
B+
Retailer 19
-
$1,254 NZD
View
B+
Retailer 20
-
$1,344 NZD
View
B+
Retailer 21
-
$1,351 NZD
View
Retailer 22
-
$1,382 NZD
View
Price last confirmed 17 days ago
Retailer 23
-
$1,382 NZD
View
Price last confirmed 26 days ago
B+
Retailer 24
-
$1,402 NZD
View
B+
Retailer 25
-
$1,412 NZD
View
Retailer 26
-
$1,420 NZD
View
Price last confirmed 49 days ago
Retailer 27
-
$1,420 NZD
View
Price last confirmed 33 days ago
B+
Retailer 28
-
$1,430 NZD
View
B+
Retailer 29
-
$1,555 NZD
View
B
Retailer 30
-
$2,688 NZD
View
Retailer 31
-
$3,355 NZD
View
Price last confirmed 9 days ago
B
Retailer 32
-
$3,653 NZD
View
Retailer 33
-
$3,756 NZD
View
Price last confirmed 24 days ago
Retailer 34
-
$3,756 NZD
View
Price last confirmed 17 days ago
Retailer 35
-
$3,859 NZD
View
Price last confirmed 48 days ago
Most Expensive
NZ Jewellers
68448261-eed4-407d-9b27-dc5d60015ee1 · Oct 3
$3,859 NZD
$2,139 USD
View
Price last confirmed 34 days ago
35 more retailers have this diamond
Prices start from $855 NZDSave up to $2,798 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
$855 NZD