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Round|Natural|GIA

0.40ct I I1 Round Natural Diamond

EX • I/I1 • GIA 2507797395

Certificate GIA 2507797395

Diamond specifications and retailer prices

From €228 EUR
₹24,311 INR
As of November 1, 2026
Save €1,000 EUR (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €1,228 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 I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2507797395. Listed at 7 retailers as of October 30, 2026, with prices from €228 to €1,228, a €1,000 spread on the same certified stone. NZ Jewellers lists it at €1,228. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.40
Carat
I
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2507797395
Dimensions4.67 × 4.70 × 2.95 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Top View
4.67 mm4.70 mm0.40 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2507797395
Side View
Table 58.0%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 1
Current: €1,228 EUR|Low: €228 EUR|High: €1,228 EUR|Avg: €466 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2€228 EUR
Retailer 6€320 EUR
Retailer 5€346 EUR
Retailer 8€357 EUR
Retailer 4€357 EUR
Retailer 7€431 EUR
Retailer 9€458 EUR
Retailer 3€588 EUR
NZ Jewellers€1,228 EUR

43 data points across 9 retailers

7 retailers€228 EUR to €1,228 EUR

A
Cheapest Retailer
-
€228 EUR
₹24,311 INR
B+
Retailer 2
-
€320 EUR
$358 USD
View
B+
Retailer 3
-
€346 EUR
$386 USD
View
B+
Retailer 4
-
€357 EUR
$399 USD
View
B
Retailer 5
-
€431 EUR
$482 USD
View
B
Retailer 6
-
€588 EUR
View
Most Expensive
C
NZ Jewellers
3131fea4-15a6-44c6-aacc-82a65bc18263 · Oct 30
€1,228 EUR
$1,372 USD
View
6 more retailers have this diamond
Prices start from €228 EURSave up to €1,000 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
€228 EUR