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0.50ct G I1 Round Natural Diamond

EX • G/I1 • IGI 442040204

Shape and cutting style on the report: Round brilliant

Certificate IGI 442040204

Diamond specifications and retailer prices

From $619 NZD
$348 USD
As of October 31, 2026
Save $1,756 NZD (74%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,374 NZD at NZ Jewellers · As of October 30, 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 G colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 442040204. Listed at 7 retailers as of October 30, 2026, with prices from $619 to $2,374, a $1,756 spread on the same certified stone. NZ Jewellers lists it at $2,374. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.50
Carat
G
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.9°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 442040204
Dimensions5.05 × 5.07 × 3.15 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
5.05 mm5.07 mm0.50 ctG / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 442040204
Side View
Table 56.5%Crown 35.9°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 62.3%

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: Oct 31
Current: $1,142 NZD|Low: $662 NZD|High: $1,146 NZD|Avg: $901 NZD|+3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 2$669 NZD
Retailer 3$867 NZD
Retailer 4$943 NZD
Retailer 1$1,142 NZD

17 data points across 4 retailers

7 retailers$619 NZD to $2,374 NZD

A
Cheapest Retailer
-
$619 NZD
$348 USD
A
Retailer 2
-
$666 NZD
$375 USD
View
A
Retailer 3
-
$691 NZD
$389 USD
View
B+
Retailer 4
-
$834 NZD
$469 USD
View
B+
Retailer 5
-
$867 NZD
$488 USD
View
B+
Retailer 6
-
$1,142 NZD
€612 EUR
View
Most Expensive
C
NZ Jewellers
288a2332-e1d9-4910-ae54-72065fbd2611 · Oct 30
$2,374 NZD
$1,336 USD
View
6 more retailers have this diamond
Prices start from $619 NZDSave up to $1,756 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
$619 NZD