Round|Natural|GIA

6.03ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6233855452

Certificate GIA 6233855452

Diamond specifications and retailer prices

From $106,349 CAD
$75,986 USD
As of October 30, 2026
Save $25,259 CAD (19%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $184,690 CAD at MOH London · As of October 19, 2026
View at MOH London

About this 6.03ct natural round diamond

This 6.03ct natural round sits in the over five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6233855452. Listed at 8 retailers as of October 30, 2026, with a relatively tight 24% 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

6.03
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6233855452
Dimensions11.69 × 11.78 × 7.15 mm
L/W Ratio1.01
Top View
11.69 mm11.78 mm6.03 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6233855452
Side View
Table 60.0%Crown 31.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.0%

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: Oct 30
Current: $184,690 CAD|Low: $106,349 CAD|High: $185,673 CAD|Avg: $128,137 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 4$106,349 CAD
Retailer 7$112,469 CAD
Retailer 3$115,229 CAD
Retailer 2$117,505 CAD
Retailer 6$121,046 CAD
Retailer 8$124,965 CAD
Retailer 5$131,608 CAD
Retailer 9$132,175 CAD
MOH London$184,690 CAD

12 data points across 9 retailers

8 retailers$106,349 CAD to $131,608 CAD

B+
Cheapest Retailer
-
$106,349 CAD
$75,986 USD
Retailer 2
-
$112,469 CAD
$80,358 USD
View
Price last confirmed 11 days ago
B+
Retailer 3
-
$115,229 CAD
$82,330 USD
View
B+
Retailer 4
-
$117,505 CAD
$83,956 USD
View
Retailer 5
-
$121,046 CAD
£68,099 GBP
View
Price last confirmed 10 days ago
B
Retailer 6
-
$131,608 CAD
€89,555 EUR
View
Retailer 7
-
$132,175 CAD
$94,437 USD
View
Price last confirmed 10 days ago
Most Expensive
MOH London
69A096F00 · Oct 19
$184,690 CAD
£103,905 GBP
View
Price last confirmed 11 days ago
7 more retailers have this diamond
Prices start from $106,349 CADSave up to $25,259 CAD

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+
6.03ct Round
$106,349 CAD