Round|Natural|IGI

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 $222 USD
As of October 31, 2026
Save $782 USD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,004 USD 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 $222 to $1,004, a $782 spread on the same certified stone. NZ Jewellers lists it at $1,004. 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: $1,004 USD|Low: $222 USD|High: $1,004 USD|Avg: $393 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 6$222 USD
Retailer 4$239 USD
Retailer 3$247 USD
Retailer 5$286 USD
Retailer 8$295 USD
Retailer 7$298 USD
Retailer 2$445 USD
NZ Jewellers$1,004 USD

12 data points across 8 retailers

8 retailers$222 USD to $1,004 USD

A
Cheapest Retailer
-
$222 USD
Retailer 2
-
$239 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$247 USD
View
B+
Retailer 4
-
$286 USD
View
B+
Retailer 5
-
$295 USD
View
B+
Retailer 6
-
$298 USD
View
B+
Retailer 7
-
$445 USD
€424 EUR
View
Most Expensive
C
NZ Jewellers
b2d256c0-19a7-4af7-a0ad-872a63d2e4e5 · Oct 30
$1,004 USD
View
7 more retailers have this diamond
Prices start from $222 USDSave up to $782 USD

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
$222 USD