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Round|Natural|GIA

0.50ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 1529293923

Certificate GIA 1529293923

Diamond specifications and retailer prices

From $792 NZD
As of November 6, 2026
Save $2,605 NZD (77%) vs most expensive(unlock to see where)
35 retailers carry this diamond
Most expensive: $3,500 NZD at NZ Jewellers · As of October 20, 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 1529293923. Listed at 35 retailers as of November 4, 2026, with a 329% 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 angle34.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1529293923
Dimensions5.10 × 5.07 × 3.19 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather
Top View
5.10 mm5.07 mm0.50 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1529293923
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.6%

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: $792 NZD|Low: $792 NZD|High: $3,332 NZD|Avg: $1,499 NZD|-6.0%
Retailer 1
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
November 6, 2026
Retailer 1$792 NZD
Retailer 8$945 NZD
Retailer 6$998 NZD
Retailer 5$1,025 NZD
Retailer 3$1,082 NZD
Retailer 13$1,082 NZD
Retailer 9$1,160 NZD
Retailer 2$1,167 NZD
Retailer 16$1,167 NZD
Retailer 7$1,283 NZD
Retailer 10$1,310 NZD
Retailer 15$1,320 NZD
Retailer 12$1,338 NZD
Retailer 11$1,450 NZD
Retailer 14$2,497 NZD
Retailer 4$3,298 NZD

30 data points across 16 retailers

35 retailers$792 NZD to $3,397 NZD

A
Cheapest Retailer
-
$792 NZD
A
Retailer 2
-
$945 NZD
View
A
Retailer 3
-
$998 NZD
View
Final sale: no returns
A
Retailer 4
-
$1,025 NZD
View
A
Retailer 5
-
$1,082 NZD
View
A
Retailer 6
-
$1,082 NZD
View
Retailer 7
-
$1,117 NZD
View
Price last confirmed 17 days ago
Retailer 8
-
$1,117 NZD
View
Price last confirmed 50 days ago
Retailer 9
-
$1,117 NZD
View
Price last confirmed 29 days ago
Retailer 10
-
$1,117 NZD
View
Price last confirmed 36 days ago
Retailer 11
-
$1,117 NZD
View
Price last confirmed 29 days ago
B+
Retailer 12
-
$1,160 NZD
View
Retailer 13
-
$1,167 NZD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$1,167 NZD
View
A
Retailer 15
-
$1,167 NZD
View
Retailer 16
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$1,201 NZD
View
Price last confirmed 22 days ago
Retailer 17
-
$1,201 NZD
View
Price last confirmed 21 days ago
Retailer 18
-
$1,201 NZD
View
Price last confirmed 26 days ago
B+
Retailer 19
-
$1,250 NZD
View
B+
Retailer 20
-
$1,283 NZD
View
Retailer 21
-
$1,288 NZD
View
Price last confirmed 49 days ago
Retailer 22
-
$1,288 NZD
View
Price last confirmed 17 days ago
Retailer 23
-
$1,288 NZD
View
Price last confirmed 29 days ago
Retailer 24
-
$1,288 NZD
View
Price last confirmed 33 days ago
B+
Retailer 25
-
$1,310 NZD
View
B+
Retailer 26
-
$1,320 NZD
View
B+
Retailer 27
-
$1,338 NZD
View
B+
Retailer 28
-
$1,450 NZD
View
B
Retailer 29
-
$2,497 NZD
View
Retailer 30
-
$3,298 NZD
View
Price last confirmed 9 days ago
B
Retailer 31
-
$3,397 NZD
View
Retailer 32
-
$3,500 NZD
View
Price last confirmed 48 days ago
Retailer 33
-
$3,500 NZD
View
Price last confirmed 34 days ago
Retailer 34
-
$3,500 NZD
View
Price last confirmed 29 days ago
Most Expensive
NZ Jewellers
c9b812a1-e545-4aa2-8e8a-0512ff2ee6a5 · Oct 20
$3,500 NZD
$1,940 USD
View
Price last confirmed 17 days ago
34 more retailers have this diamond
Prices start from $792 NZDSave up to $2,605 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
$792 NZD