Round|Natural|GIA

3.03ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 6555477014

Certificate GIA 6555477014

Diamond specifications and retailer prices

From $25,323 USD
As of October 31, 2026
Save $14,159 USD (36%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $39,482 USD at MOH London · As of November 1, 2026
View at MOH London

About this 3.03ct natural round diamond

This 3.03ct 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 6555477014. Listed at 9 retailers as of October 31, 2026, with prices from $25,323 to $39,482, a $14,159 spread on the same certified stone. MOH London lists it at $39,482. 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

3.03
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6555477014
Dimensions9.16 × 9.22 × 5.75 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Twinning Wisp, Feather, Knot, Crystal, Cloud, Needle
Top View
9.16 mm9.22 mm3.03 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555477014
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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 31
Current: $39,482 USD|Low: $25,323 USD|High: $40,565 USD|Avg: $29,583 USD|-1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 5$25,323 USD
Retailer 9$25,740 USD
Retailer 6$27,140 USD
Retailer 2$27,683 USD
Retailer 8$28,138 USD
Retailer 10$29,265 USD
Retailer 3$29,300 USD
Retailer 4$30,230 USD
Retailer 7$35,814 USD
MOH London$39,482 USD

38 data points across 10 retailers

9 retailers$25,323 USD to $39,482 USD

B+
Cheapest Retailer
-
$25,323 USD
Retailer 2
-
$25,740 USD
A$39,600 AUD
View
Price last confirmed 28 days ago
B+
Retailer 3
-
$27,140 USD
View
B+
Retailer 4
-
$27,683 USD
£21,798 GBP
View
B
Retailer 5
-
$28,138 USD
View
B
Retailer 6
-
$29,300 USD
View
B+
Retailer 7
-
$30,230 USD
View
B
Retailer 8
-
$35,814 USD
View
Most Expensive
B
MOH London
7E9AE45CA · Nov 1
$39,482 USD
£31,088 GBP
View
8 more retailers have this diamond
Prices start from $25,323 USDSave up to $14,159 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.

B+
3.03ct Round
$25,323 USD