Round|Natural|GIA

0.52ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 1558750159

Certificate GIA 1558750159

Diamond specifications and retailer prices

From $1,003 NZD
As of November 5, 2026
Save $3,136 NZD (76%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $4,486 NZD at NZ Jewellers · As of October 3, 2026
View at NZ Jewellers

About this 0.52ct natural round diamond

This 0.52ct 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 1558750159. Listed at 26 retailers as of November 4, 2026, with a 313% 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

0.52
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1558750159
Dimensions5.14 × 5.10 × 3.23 mm
L/W Ratio1.01
Girdle conditionFaceted
Key to symbols
Crystal, Cloud, Feather
Top View
5.14 mm5.10 mm0.52 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558750159
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°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 5
Current: $4,140 NZD|Low: $1,003 NZD|High: $4,291 NZD|Avg: $1,685 NZD|-3.5%
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 13$1,003 NZD
Retailer 9$1,025 NZD
Retailer 4$1,217 NZD
Retailer 7$1,320 NZD
Retailer 5$1,341 NZD
Retailer 8$1,357 NZD
Retailer 6$1,388 NZD
Retailer 2$1,409 NZD
Retailer 3$1,523 NZD
Retailer 15$1,555 NZD
Retailer 10$1,560 NZD
Retailer 12$1,592 NZD
Retailer 17$1,628 NZD
Retailer 11$1,752 NZD
Retailer 14$2,037 NZD
Retailer 16$2,414 NZD
NZ Jewellers$4,140 NZD

19 data points across 17 retailers

26 retailers$1,003 NZD to $4,140 NZD

A
Cheapest Retailer
-
$1,003 NZD
A
Retailer 2
-
$1,025 NZD
View
A
Retailer 3
-
$1,217 NZD
View
Final sale: no returns
A
Retailer 4
-
$1,320 NZD
View
A
Retailer 5
-
$1,341 NZD
View
Retailer 6
-
$1,357 NZD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$1,388 NZD
View
Retailer 8
-
$1,393 NZD
View
Price last confirmed 57 days ago
A
Retailer 9
-
$1,409 NZD
View
Retailer 10
-
$1,430 NZD
View
Price last confirmed 34 days ago
Retailer 11
-
$1,491 NZD
View
Price last confirmed 38 days ago
A
Retailer 12
-
$1,523 NZD
View
A
Retailer 13
-
$1,555 NZD
View
A
Retailer 14
-
$1,560 NZD
View
A
Retailer 15
-
$1,592 NZD
View
Retailer 16
-
$1,606 NZD
View
Price last confirmed 60 days ago
B+
Retailer 17
-
$1,628 NZD
View
Retailer 18
-
$1,651 NZD
View
Price last confirmed 35 days ago
B+
Retailer 19
-
$1,752 NZD
View
B+
Retailer 20
-
$1,870 NZD
View
B+
Retailer 21
-
$2,037 NZD
View
Retailer 22
-
$2,151 NZD
View
Price last confirmed 33 days ago
B+
Retailer 23
-
$2,414 NZD
View
B
Retailer 24
-
$4,140 NZD
View
Retailer 25
-
$4,365 NZD
View
Price last confirmed 56 days ago
Most Expensive
NZ Jewellers
3fbd7ebd-4888-44e4-9866-db9c0e4519a9 · Oct 3
$4,486 NZD
$2,522 USD
View
Price last confirmed 34 days ago
25 more retailers have this diamond
Prices start from $1,003 NZDSave up to $3,136 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
0.52ct Round
$1,003 NZD