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Round|Natural|GIA

1.31ct I I1 Round Natural Diamond

EX • I/I1 • GIA 5456911225

Certificate GIA 5456911225

Diamond specifications and retailer prices

From €1,819 EUR
$2,032 USD
As of November 1, 2026
Save €2,351 EUR (56%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €4,170 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.31ct natural round diamond

This 1.31ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 5456911225. Listed at 7 retailers as of October 30, 2026, with prices from €1,819 to €4,170, a €2,351 spread on the same certified stone. NZ Jewellers lists it at €4,170. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
I
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceMedium
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5456911225
Dimensions6.98 × 7.04 × 4.35 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather, Cavity, Needle, Indented Natural
Top View
6.98 mm7.04 mm1.31 ctI / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5456911225
Side View
Table 58.0%Crown 36.5°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 62.0%

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: €4,170 EUR|Low: €1,819 EUR|High: €4,374 EUR|Avg: €2,437 EUR|-4.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 7€1,819 EUR
Retailer 3€1,975 EUR
Retailer 6€1,995 EUR
Retailer 5€2,086 EUR
Retailer 8€2,138 EUR
Retailer 4€2,301 EUR
Retailer 2€2,456 EUR
Retailer 9€2,675 EUR
NZ Jewellers€4,170 EUR

27 data points across 9 retailers

7 retailers€1,819 EUR to €4,170 EUR

A
Cheapest Retailer
-
€1,819 EUR
$2,032 USD
A
Retailer 2
-
€1,975 EUR
$2,207 USD
View
A
Retailer 3
-
€1,995 EUR
$2,229 USD
View
A
Retailer 4
-
€2,086 EUR
$2,331 USD
View
B+
Retailer 5
-
€2,301 EUR
$2,571 USD
View
B+
Retailer 6
-
€2,456 EUR
View
Most Expensive
B
NZ Jewellers
cbbcf09c-04cc-43e5-b422-7faf31aea1ad · Oct 30
€4,170 EUR
$4,659 USD
View
6 more retailers have this diamond
Prices start from €1,819 EURSave up to €2,351 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
1.31ct Round
€1,819 EUR