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5.21ct L SI2 Round Natural Diamond

EX • L/SI2 • IGI 506186497

Shape and cutting style on the report: Round brilliant

Certificate IGI 506186497

Diamond specifications and retailer prices

From $26,996 USD
As of November 5, 2026
Save $9,820 USD (27%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $36,816 USD at Yorxs · As of November 2, 2026
View at Yorxs

About this 5.21ct natural round diamond

This 5.21ct natural round sits in the over five carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 506186497. Listed at 3 retailers as of November 2, 2026, with prices from $26,996 to $36,816, a $9,820 spread on the same certified stone. Yorxs lists it at $36,816. 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

5.21
Carat
L
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 506186497
Dimensions11.13 × 11.17 × 6.80 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
11.13 mm11.17 mm5.21 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 506186497
Side View
Table 59.0%Crown 33.2°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $26,996 USD|Low: $26,996 USD|High: $36,981 USD|Avg: $31,663 USD|-1.4%
Retailer 1
Retailer 2
Yorxs
November 5, 2026
Retailer 1$26,996 USD
Retailer 2$31,719 USD
Yorxs$36,816 USD

44 data points across 3 retailers

3 retailers$26,996 USD to $36,816 USD

A
Cheapest Retailer
-
$26,996 USD
B+
Retailer 2
-
$31,719 USD
View
Most Expensive
B+
Yorxs
SJ-3656 · Nov 2
$36,816 USD
€35,063 EUR
View
2 more retailers have this diamond
Prices start from $26,996 USDSave up to $9,820 USD

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
5.21ct Round
$26,996 USD