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Round|Natural|IGI

2.55ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 828654342

Shape and cutting style on the report: Round brilliant

Certificate IGI 828654342

Diamond specifications and retailer prices

From €6,197 EUR
As of November 5, 2026
Save €8,011 EUR (56%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €14,207 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.55ct natural round diamond

This 2.55ct natural round sits in the two to three carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 828654342. Listed at 16 retailers as of November 5, 2026, with prices from €6,197 to €14,207, a €8,011 spread on the same certified stone. NZ Jewellers lists it at €14,207. 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

2.55
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 828654342
Dimensions8.74 × 8.70 × 5.43 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
8.74 mm8.70 mm2.55 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 828654342
Side View
Table 60.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.2%

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: Nov 5
Current: €14,207 EUR|Low: €6,197 EUR|High: €14,505 EUR|Avg: €8,937 EUR|-2.1%
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
Retailer 15
November 6, 2026
Retailer 11€6,197 EUR
Retailer 8€7,224 EUR
Retailer 5€7,334 EUR
Retailer 4€7,849 EUR
Retailer 6€7,857 EUR
Retailer 7€7,933 EUR
Retailer 2€8,129 EUR
Retailer 13€8,494 EUR
Retailer 3€8,641 EUR
Retailer 12€8,738 EUR
Retailer 15€8,795 EUR
Retailer 9€9,754 EUR
Retailer 10€9,801 EUR
Retailer 14€11,828 EUR
NZ Jewellers€14,207 EUR

17 data points across 15 retailers

16 retailers€6,197 EUR to €14,207 EUR

A
Cheapest Retailer
-
€6,197 EUR
Retailer 2
-
€6,417 EUR
View
Price last confirmed 23 days ago
A
Retailer 3
-
€7,224 EUR
View
A
Retailer 4
-
€7,334 EUR
View
A
Retailer 5
-
€7,849 EUR
View
A
Retailer 6
-
€7,857 EUR
View
Retailer 7
-
€7,933 EUR
View
Price last confirmed 8 days ago
A
Retailer 8
-
€8,129 EUR
View
A
Retailer 9
-
€8,494 EUR
View
A
Retailer 10
-
€8,641 EUR
View
A
Retailer 11
-
€8,738 EUR
View
A
Retailer 12
-
€8,795 EUR
View
A
Retailer 13
-
€9,754 EUR
View
A
Retailer 14
-
€9,801 EUR
View
B+
Retailer 15
-
€11,828 EUR
View
Most Expensive
B+
NZ Jewellers
41722f61-8fac-4ef7-af22-2433a7809c5f · Nov 5
€14,207 EUR
$15,946 USD
View
15 more retailers have this diamond
Prices start from €6,197 EURSave up to €8,011 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
2.55ct Round
€6,197 EUR