Round|Natural|HRD

2.21ct D SI2 Round Natural Diamond

EX • D/SI2 • HRD 240000163007

Certificate HRD 240000163007

Diamond specifications and retailer prices

From $12,488 USD
As of October 30, 2026
Save $8,928 USD (42%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $21,416 USD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 2.21ct natural round diamond

This 2.21ct natural round sits in the two to three carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by HRD 240000163007. Listed at 11 retailers as of October 29, 2026, with prices from $12,488 to $21,416, a $8,928 spread on the same certified stone. Diamond Quarter lists it at $21,416. 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

2.21
Carat
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabHRD
CertificateHRD 240000163007
Dimensions8.34 × 8.28 × 5.14 mm
L/W Ratio1.01
Top View
8.34 mm8.28 mm2.21 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateHRD 240000163007
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 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 30
Current: $15,365 USD|Low: $12,488 USD|High: $20,323 USD|Avg: $14,484 USD|+8.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2$12,488 USD
Retailer 3$12,891 USD
Retailer 11$12,898 USD
Retailer 12$13,030 USD
Retailer 6$13,460 USD
Retailer 7$14,357 USD
Retailer 4$14,386 USD
Retailer 9$14,581 USD
Retailer 10$15,142 USD
Retailer 1$15,365 USD
Retailer 5$19,147 USD
Retailer 8$20,323 USD

19 data points across 12 retailers

11 retailers$12,488 USD to $21,416 USD

A
Cheapest Retailer
-
$12,488 USD
A
Retailer 2
-
$12,898 USD
View
Final sale: no returns
A
Retailer 3
-
$13,030 USD
View
A
Retailer 4
-
$13,460 USD
View
A
Retailer 5
-
$14,357 USD
View
A
Retailer 6
-
$14,581 USD
View
A
Retailer 7
-
$15,142 USD
View
A
Retailer 8
-
$15,365 USD
€14,633 EUR
View
B+
Retailer 9
-
$19,147 USD
£15,076 GBP
View
B+
Retailer 10
-
$20,323 USD
View
Most Expensive
B
Diamond Quarter
2.21SI2D240741FBN · Oct 29
$21,416 USD
£16,863 GBP
View
10 more retailers have this diamond
Prices start from $12,488 USDSave up to $8,928 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
2.21ct Round
$12,488 USD