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Round|Natural|GIA

3.21ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7521948110

Certificate GIA 7521948110

Diamond specifications and retailer prices

From $52,394 CAD
As of October 30, 2026
Save $13,589 CAD (21%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $65,983 CAD at Yorxs · As of October 30, 2026
View at Yorxs

About this 3.21ct natural round diamond

This 3.21ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7521948110. Listed at 7 retailers as of October 30, 2026, with prices from $52,394 to $65,983, a $13,589 spread on the same certified stone. Yorxs lists it at $65,983. 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

3.21
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7521948110
Dimensions9.35 × 9.40 × 5.84 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Feather, Crystal, Cloud, Pinpoint
Top View
9.35 mm9.40 mm3.21 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7521948110
Side View
Table 58.0%Crown 36°Girdle: Slightly ThickPavilion 40.8°CuletDepth 62.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $53,181 CAD|Low: $52,394 CAD|High: $65,983 CAD|Avg: $58,711 CAD|+0.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Yorxs
October 30, 2026
Retailer 4$52,394 CAD
Retailer 1$53,181 CAD
Retailer 5$55,143 CAD
Retailer 7$55,379 CAD
Retailer 2$58,759 CAD
Retailer 3$64,635 CAD
Retailer 6$65,538 CAD
Yorxs$65,983 CAD

21 data points across 8 retailers

7 retailers$52,394 CAD to $65,983 CAD

B+
Cheapest Retailer
-
$52,394 CAD
B+
Retailer 2
-
$53,181 CAD
$38,071 USD
View
B
Retailer 3
-
$55,143 CAD
$39,475 USD
View
B
Retailer 4
-
$58,759 CAD
$42,064 USD
View
B
Retailer 5
-
$64,635 CAD
$46,270 USD
View
B
Retailer 6
-
$65,538 CAD
$46,917 USD
View
Most Expensive
B
Yorxs
571363841 · Oct 30
$65,983 CAD
€44,986 EUR
View
6 more retailers have this diamond
Prices start from $52,394 CADSave up to $13,589 CAD

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.

B+
3.21ct Round
$52,394 CAD