Round|Natural|IGI

3.21ct J SI2 Round Natural Diamond

EX • J/SI2 • IGI 835613866

Shape and cutting style on the report: Round brilliant

Certificate IGI 835613866

Diamond specifications and retailer prices

From HK$168,665 HKD
€20,474 EUR
As of November 1, 2026
Save HK$9,203 HKD (5%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$177,867 HKD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 3.21ct natural round diamond

This 3.21ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 835613866. Listed at 13 retailers as of October 30, 2026, with a relatively tight 5% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 835613866
Dimensions9.30 × 9.38 × 5.88 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
9.30 mm9.38 mm3.21 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 835613866
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.9%

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: Nov 1
Current: HK$168,665 HKD|Low: HK$77,625 HKD|High: HK$177,867 HKD|Avg: HK$112,546 HKD|+51.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
November 1, 2026
Retailer 8HK$77,625 HKD
Retailer 2HK$92,477 HKD
Retailer 7HK$94,784 HKD
Retailer 4HK$102,159 HKD
Retailer 9HK$105,106 HKD
Retailer 10HK$105,329 HKD
Retailer 3HK$107,980 HKD
Retailer 5HK$108,969 HKD
Retailer 12HK$112,131 HKD
Retailer 6HK$121,763 HKD
Retailer 11HK$141,778 HKD
Retailer 13HK$150,496 HKD
Retailer 1HK$168,665 HKD
Reve DiamondsHK$177,867 HKD

13 data points across 14 retailers

13 retailersHK$168,665 HKD to HK$177,867 HKD

Retailer 1
-
HK$77,625 HKD
₹942,277 INR
Price last confirmed 12 days ago
Retailer 2
-
HK$92,477 HKD
$11,787 USD
View
Price last confirmed 13 days ago
Retailer 3
-
HK$94,784 HKD
$12,081 USD
View
Price last confirmed 9 days ago
Retailer 4
-
HK$102,159 HKD
$13,021 USD
View
Price last confirmed 17 days ago
Retailer 5
-
HK$105,106 HKD
$13,397 USD
View
Price last confirmed 12 days ago
Retailer 6
-
HK$105,329 HKD
$13,425 USD
View
Price last confirmed 12 days ago
Retailer 7
-
HK$107,980 HKD
$13,763 USD
View
Price last confirmed 13 days ago
Retailer 8
-
HK$108,969 HKD
$13,889 USD
View
Price last confirmed 17 days ago
Retailer 9
-
HK$112,131 HKD
$14,292 USD
View
Price last confirmed 12 days ago
Retailer 10
-
HK$141,778 HKD
£14,229 GBP
View
Price last confirmed 12 days ago
Retailer 11
-
HK$150,496 HKD
$19,182 USD
View
Price last confirmed 12 days ago
B+
Retailer 12
-
HK$168,665 HKD
€20,474 EUR
View
Most Expensive
B+
Reve Diamonds
7961D4A45 · Oct 30
HK$177,867 HKD
$22,671 USD
View
12 more retailers have this diamond
Prices start from HK$168,665 HKDSave up to HK$9,203 HKD

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
HK$168,665 HKD