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1.31ct G SI2 Round Natural Diamond

EX • G/SI2 • IGI 802616808

Shape and cutting style on the report: Round brilliant

Certificate IGI 802616808

Diamond specifications and retailer prices

From €2,643 EUR
$2,953 USD
As of October 30, 2026
Save €3,180 EUR (55%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €5,823 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 802616808. Listed at 13 retailers as of October 30, 2026, with prices from €2,643 to €5,823, a €3,180 spread on the same certified stone. NZ Jewellers lists it at €5,823. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.31
Carat
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 802616808
Dimensions6.92 × 6.98 × 4.35 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.92 mm6.98 mm1.31 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 802616808
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.6%

Caratlytics Score

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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 30
Current: €5,823 EUR|Low: €2,321 EUR|High: €5,823 EUR|Avg: €3,351 EUR|+9.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 6€2,349 EUR
Retailer 5€2,643 EUR
Retailer 3€2,714 EUR
Retailer 4€2,821 EUR
Retailer 14€3,028 EUR
Retailer 11€3,058 EUR
Retailer 9€3,067 EUR
Retailer 7€3,113 EUR
Retailer 12€3,144 EUR
Retailer 10€3,193 EUR
Retailer 13€3,494 EUR
Retailer 2€3,913 EUR
Retailer 8€5,644 EUR
NZ Jewellers€5,823 EUR

39 data points across 14 retailers

13 retailers€2,643 EUR to €5,823 EUR

A
Cheapest Retailer
-
€2,643 EUR
$2,953 USD
A
Retailer 2
-
€2,714 EUR
$3,032 USD
View
A
Retailer 3
-
€2,821 EUR
$3,152 USD
View
Final sale: no returns
A
Retailer 4
-
€3,028 EUR
$3,383 USD
View
A
Retailer 5
-
€3,058 EUR
$3,416 USD
View
A
Retailer 6
-
€3,067 EUR
$3,427 USD
View
A
Retailer 7
-
€3,113 EUR
£2,739 GBP
View
A
Retailer 8
-
€3,144 EUR
$3,513 USD
View
A
Retailer 9
-
€3,193 EUR
$3,567 USD
View
A
Retailer 10
-
€3,494 EUR
$3,904 USD
View
B+
Retailer 11
-
€3,913 EUR
View
B
Retailer 12
-
€5,644 EUR
£4,965 GBP
View
Most Expensive
B
NZ Jewellers
51072c9b-ddcc-4ecb-a9ce-42999253959d · Oct 30
€5,823 EUR
$6,506 USD
View
12 more retailers have this diamond
Prices start from €2,643 EURSave up to €3,180 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
€2,643 EUR