Round|Natural|GIA

3.21ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6522769912

Certificate GIA 6522769912

Diamond specifications and retailer prices

From $43,722 USD
As of November 5, 2026
Save $28,295 USD (39%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $72,017 USD at MOH London · As of November 4, 2026
View at MOH London

About this 3.21ct natural round diamond

This 3.21ct natural round sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6522769912. Listed at 13 retailers as of November 4, 2026, with prices from $43,722 to $72,017, a $28,295 spread on the same certified stone. MOH London lists it at $72,017. 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
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6522769912
Dimensions9.47 × 9.41 × 5.83 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
9.47 mm9.41 mm3.21 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6522769912
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $72,017 USD|Low: $44,378 USD|High: $73,080 USD|Avg: $54,057 USD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 4$44,378 USD
Retailer 2$46,259 USD
Retailer 5$49,033 USD
Retailer 6$53,936 USD
Retailer 3$55,663 USD
MOH London$72,017 USD

42 data points across 6 retailers

13 retailers$43,722 USD to $72,017 USD

A
Cheapest Retailer
-
$43,722 USD
A
Retailer 2
-
$44,378 USD
View
A
Retailer 3
-
$45,638 USD
View
A
Retailer 4
-
$46,259 USD
View
B+
Retailer 5
-
$48,163 USD
View
B+
Retailer 6
-
$48,540 USD
View
B+
Retailer 7
-
$48,540 USD
View
B+
Retailer 8
-
$49,033 USD
View
B+
Retailer 9
-
$50,150 USD
View
B+
Retailer 10
-
$53,936 USD
View
B+
Retailer 11
-
$54,690 USD
View
B+
Retailer 12
-
$55,663 USD
View
Most Expensive
B
MOH London
77C5614CD · Nov 4
$72,017 USD
£56,706 GBP
View
12 more retailers have this diamond
Prices start from $43,722 USDSave up to $28,295 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
3.21ct Round
$43,722 USD