Round|Natural|GIA

3.30ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 6541428831

Certificate GIA 6541428831

Diamond specifications and retailer prices

From £22,428 GBP
CA$41,801 CAD
As of November 2, 2026
Save £14,362 GBP (39%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £36,790 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 3.3ct natural round diamond

This 3.3ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6541428831. Listed at 14 retailers as of November 1, 2026, with prices from £22,428 to £36,790, a £14,362 spread on the same certified stone. MOH London lists it at £36,790. 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

3.30
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6541428831
Dimensions9.63 × 9.69 × 5.85 mm
L/W Ratio1.01
Top View
9.63 mm9.69 mm3.30 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541428831
Side View
Table 59.0%Crown 32°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 60.6%

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: £36,790 GBP|Low: £22,428 GBP|High: £37,233 GBP|Avg: £26,726 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 4£22,428 GBP
Retailer 5£22,568 GBP
Retailer 2£23,774 GBP
Retailer 7£23,785 GBP
Retailer 8£24,936 GBP
Retailer 9£27,813 GBP
Retailer 6£28,062 GBP
Retailer 3£28,456 GBP
MOH London£36,790 GBP

27 data points across 9 retailers

14 retailers£22,428 GBP to £36,790 GBP

B+
Cheapest Retailer
-
£22,428 GBP
CA$41,801 CAD
B+
Retailer 2
-
£22,568 GBP
$30,285 USD
View
B+
Retailer 3
-
£23,774 GBP
View
B
Retailer 4
-
£23,785 GBP
$31,918 USD
View
Retailer 5
-
£24,538 GBP
$32,929 USD
View
Price last confirmed 43 days ago
B+
Retailer 6
-
£24,538 GBP
$32,929 USD
View
B+
Retailer 7
-
£24,852 GBP
$33,350 USD
View
B+
Retailer 8
-
£24,852 GBP
$33,350 USD
View
B
Retailer 9
-
£24,936 GBP
$33,462 USD
View
B
Retailer 10
-
£25,679 GBP
$34,460 USD
View
B
Retailer 11
-
£27,813 GBP
$37,323 USD
View
B
Retailer 12
-
£28,062 GBP
$37,658 USD
View
B
Retailer 13
-
£28,456 GBP
€36,368 EUR
View
Most Expensive
B
MOH London
84CBE4A33 · Nov 1
£36,790 GBP
View
13 more retailers have this diamond
Prices start from £22,428 GBPSave up to £14,362 GBP

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+
3.30ct Round
£22,428 GBP