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Round|Natural|IGI

0.52ct I SI2 Round Natural Diamond

GD • I/SI2 • IGI 625400410

Shape and cutting style on the report: Round brilliant

Certificate IGI 625400410

Diamond specifications and retailer prices

From $614 NZD
$346 USD
As of October 31, 2026
Save $1,936 NZD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,550 NZD at NZ Jewellers · As of October 30, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by IGI 625400410. Listed at 15 retailers as of October 30, 2026, with prices from $614 to $2,550, a $1,936 spread on the same certified stone. NZ Jewellers lists it at $2,550. 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

0.52
Carat
I
Colour
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle31.6°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 625400410
Dimensions5.37 × 5.29 × 3.03 mm
L/W Ratio1.02
Culet sizeNone
Top View
5.37 mm5.29 mm0.52 ctI / SI2
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 625400410
Side View
Table 69.0%Crown 31.6°Girdle: MediumPavilion 41.5°Culet: NoneDepth 56.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,550 NZD|Low: $511 NZD|High: $2,550 NZD|Avg: $1,041 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
November 1, 2026
Retailer 9$614 NZD
Retailer 13$665 NZD
Retailer 6$691 NZD
Retailer 3$717 NZD
Retailer 12$723 NZD
Retailer 10$742 NZD
Retailer 14$896 NZD
Retailer 4$897 NZD
Retailer 8$935 NZD
Retailer 5$1,000 NZD
Retailer 2$1,084 NZD
Retailer 11$1,490 NZD
Retailer 7$1,537 NZD
NZ Jewellers$2,550 NZD

24 data points across 14 retailers

15 retailers$614 NZD to $2,550 NZD

B+
Cheapest Retailer
-
$614 NZD
$346 USD
Final sale: no returns
Retailer 2
-
$665 NZD
$375 USD
View
Price last confirmed 52 days ago
B+
Retailer 3
-
$665 NZD
$375 USD
View
Retailer 4
-
$691 NZD
$390 USD
View
Price last confirmed 77 days ago
B+
Retailer 5
-
$742 NZD
$418 USD
View
Retailer 6
-
$896 NZD
$505 USD
View
Price last confirmed 55 days ago
B+
Retailer 7
-
$896 NZD
$505 USD
View
B+
Retailer 8
-
$897 NZD
$506 USD
View
B+
Retailer 9
-
$935 NZD
£415 GBP
View
B+
Retailer 10
-
$1,084 NZD
€582 EUR
View
B+
Retailer 11
-
$1,163 NZD
€624 EUR
View
B
Retailer 12
-
$1,490 NZD
€800 EUR
View
B
Retailer 13
-
$1,537 NZD
£682 GBP
View
Retailer 14
-
$2,550 NZD
$1,437 USD
View
Price last confirmed 52 days ago
Most Expensive
C
NZ Jewellers
2cd2c698-66b5-4c7a-aeef-4de6143e78fc · Oct 30
$2,550 NZD
$1,437 USD
View
14 more retailers have this diamond
Prices start from $614 NZDSave up to $1,936 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.

B+
0.52ct Round
$614 NZD