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0.40ct G I1 Round Natural Diamond

EX • G/I1 • IGI 815639494

Shape and cutting style on the report: Round brilliant

Certificate IGI 815639494

Diamond specifications and retailer prices

From €199 EUR
$222 USD
As of October 31, 2026
Save €700 EUR (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €899 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.4ct natural round diamond

This 0.4ct natural round sits in the sub-half-carat band, graded G colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 815639494. Listed at 8 retailers as of October 30, 2026, with prices from €199 to €899, a €700 spread on the same certified stone. NZ Jewellers lists it at €899. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.40
Carat
G
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 815639494
Dimensions4.73 × 4.75 × 2.89 mm
L/W Ratio1.00
Top View
4.73 mm4.75 mm0.40 ctG / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 815639494
Side View
Table 61.0%Crown 36.3°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €899 EUR|Low: €199 EUR|High: €899 EUR|Avg: €351 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 6€199 EUR
Retailer 4€214 EUR
Retailer 3€221 EUR
Retailer 5€256 EUR
Retailer 8€264 EUR
Retailer 7€267 EUR
Retailer 2€398 EUR
NZ Jewellers€899 EUR

12 data points across 8 retailers

8 retailers€199 EUR to €899 EUR

A
Cheapest Retailer
-
€199 EUR
$222 USD
Retailer 2
-
€214 EUR
$239 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
€221 EUR
$247 USD
View
B+
Retailer 4
-
€256 EUR
$286 USD
View
B+
Retailer 5
-
€264 EUR
$295 USD
View
B+
Retailer 6
-
€267 EUR
$298 USD
View
B+
Retailer 7
-
€398 EUR
View
Most Expensive
C
NZ Jewellers
b2d256c0-19a7-4af7-a0ad-872a63d2e4e5 · Oct 30
€899 EUR
$1,004 USD
View
7 more retailers have this diamond
Prices start from €199 EURSave up to €700 EUR

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
0.40ct Round
€199 EUR