Round|Natural|GIA

3.06ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 1549278254

Certificate GIA 1549278254

Diamond specifications and retailer prices

From $24,851 USD
£19,568 GBP
As of November 1, 2026
Save $13,625 USD (35%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $38,476 USD at MOH London · As of November 1, 2026
View at MOH London

About this 3.06ct natural round diamond

This 3.06ct 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 1549278254. Listed at 11 retailers as of November 1, 2026, with prices from $24,851 to $38,476, a $13,625 spread on the same certified stone. MOH London lists it at $38,476. 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

3.06
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1549278254
Dimensions9.24 × 9.18 × 5.79 mm
L/W Ratio1.01
Star length50%
Culet sizeNone
Key to symbols
Feather, Crystal, Knot, Needle
Top View
9.24 mm9.18 mm3.06 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1549278254
Side View
Table 57.0%Crown 35°GirdlePavilion 41°Culet: NoneDepth 62.8%

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 1
Current: $38,476 USD|Low: $23,775 USD|High: $45,389 USD|Avg: $31,444 USD|+4.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2$24,851 USD
Retailer 7$24,855 USD
Retailer 9$25,937 USD
Retailer 5$26,455 USD
Retailer 11$28,098 USD
Retailer 10$29,179 USD
Retailer 6$29,891 USD
Retailer 4$31,937 USD
Retailer 8$34,919 USD
MOH London$38,476 USD
Retailer 3$45,389 USD

22 data points across 11 retailers

11 retailers$24,851 USD to $38,476 USD

Retailer 1
-
$23,848 USD
Price last confirmed 12 days ago
B+
Retailer 2
-
$24,851 USD
£19,568 GBP
View
B+
Retailer 3
-
$26,455 USD
View
Retailer 4
-
$27,234 USD
View
Price last confirmed 16 days ago
Retailer 5
-
$28,098 USD
View
Price last confirmed 12 days ago
Retailer 6
-
$29,179 USD
View
Price last confirmed 11 days ago
B
Retailer 7
-
$29,891 USD
€28,468 EUR
View
B
Retailer 8
-
$31,937 USD
ZAR 515,945 ZAR
View
Retailer 9
-
$33,288 USD
View
Price last confirmed 11 days ago
Retailer 10
-
$34,919 USD
View
Price last confirmed 12 days ago
Most Expensive
B
MOH London
E39788025 · Nov 1
$38,476 USD
£30,296 GBP
View
10 more retailers have this diamond
Prices start from $24,851 USDSave up to $13,625 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+
3.06ct Round
$24,851 USD