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5.51ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 825617680

Certificate IGI 825617680

Diamond specifications and retailer prices

From €35,785 EUR
₹3,807,538 INR
As of October 31, 2026
Save €13,213 EUR (27%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €48,998 EUR at Yorxs · As of October 29, 2026
View at Yorxs

About this 5.51ct natural round diamond

This 5.51ct natural round sits in the over five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 825617680. Listed at 2 retailers as of October 29, 2026, with prices from €35,785 to €48,998, a €13,213 spread on the same certified stone. Yorxs lists it at €48,998. 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

5.51
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 825617680
Dimensions11.27 × 11.35 × 7.01 mm
L/W Ratio1.01
Top View
11.27 mm11.35 mm5.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 825617680
Side View
Table 58.0%CrownGirdlePavilionCuletDepth 61.9%

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: €35,785 EUR|Low: €35,694 EUR|High: €48,998 EUR|Avg: €42,172 EUR|-1.0%
Retailer 1
Yorxs
October 31, 2026
Retailer 1€35,785 EUR
Yorxs€48,998 EUR

45 data points across 2 retailers

2 retailers€35,785 EUR to €48,998 EUR

A
Cheapest Retailer
-
€35,785 EUR
₹3,807,538 INR
Most Expensive
B+
Yorxs
25206 · Oct 29
€48,998 EUR
View
1 more retailer has this diamond
Prices start from €35,785 EURSave up to €13,213 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
5.51ct Round
€35,785 EUR