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Round|Natural|GIA

3.21ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 6552541426

Certificate GIA 6552541426

Diamond specifications and retailer prices

From HK$364,362 HKD
CA$64,498 CAD
As of November 2, 2026
Save HK$237,268 HKD (39%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$601,629 HKD at MOH London · As of November 2, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552541426. Listed at 13 retailers as of November 2, 2026, with prices from HK$364,362 to HK$601,629, a HK$237,268 spread on the same certified stone. MOH London lists it at HK$601,629. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552541426
Dimensions9.41 × 9.35 × 5.79 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
9.41 mm9.35 mm3.21 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552541426
Side View
Table 59.0%CrownGirdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.7%

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 2
Current: HK$601,629 HKD|Low: HK$291,950 HKD|High: HK$608,874 HKD|Avg: HK$397,727 HKD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 3, 2026
Retailer 6HK$291,950 HKD
Retailer 7HK$305,611 HKD
Retailer 8HK$321,862 HKD
Retailer 5HK$352,627 HKD
Retailer 13HK$364,362 HKD
Retailer 15HK$369,827 HKD
Retailer 9HK$380,332 HKD
Retailer 2HK$389,293 HKD
Retailer 3HK$404,074 HKD
Retailer 16HK$404,074 HKD
Retailer 11HK$408,617 HKD
Retailer 4HK$417,491 HKD
Retailer 14HK$432,191 HKD
Retailer 10HK$455,625 HKD
Retailer 12HK$455,764 HKD
MOH LondonHK$601,629 HKD

28 data points across 16 retailers

13 retailersHK$364,362 HKD to HK$601,629 HKD

B+
Cheapest Retailer
-
HK$364,362 HKD
CA$64,498 CAD
B+
Retailer 2
-
HK$369,827 HKD
$47,135 USD
View
B+
Retailer 3
-
HK$380,332 HKD
$48,474 USD
View
B+
Retailer 4
-
HK$389,293 HKD
£39,068 GBP
View
Retailer 5
-
HK$401,273 HKD
$51,143 USD
View
Price last confirmed 24 days ago
B+
Retailer 6
-
HK$404,074 HKD
$51,500 USD
View
B+
Retailer 7
-
HK$404,074 HKD
$51,500 USD
View
B+
Retailer 8
-
HK$408,617 HKD
$52,079 USD
View
B+
Retailer 9
-
HK$417,491 HKD
$53,210 USD
View
Retailer 10
-
HK$432,191 HKD
$55,084 USD
View
Price last confirmed 12 days ago
B+
Retailer 11
-
HK$455,625 HKD
€55,305 EUR
View
B
Retailer 12
-
HK$455,764 HKD
$58,088 USD
View
Most Expensive
B
MOH London
DDC2A3EC9 · Nov 2
HK$601,629 HKD
£60,377 GBP
View
12 more retailers have this diamond
Prices start from HK$364,362 HKDSave up to HK$237,268 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$364,362 HKD