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Round|Natural|GIA

3.06ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 3555403959

Certificate GIA 3555403959

Diamond specifications and retailer prices

From €22,968 EUR
CA$35,780 CAD
As of November 2, 2026
Save €14,744 EUR (39%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €37,713 EUR at MOH London · As of November 2, 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 3555403959. Listed at 19 retailers as of November 2, 2026, with prices from €22,968 to €37,713, a €14,744 spread on the same certified stone. MOH London lists it at €37,713. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 3555403959
Dimensions9.37 × 9.30 × 5.70 mm
L/W Ratio1.01
Star length50%
Key to symbols
Cloud, Feather, Crystal, Needle
Top View
9.37 mm9.30 mm3.06 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555403959
Side View
Table 58.0%Crown 34°Girdle: MediumPavilion 41°Culet: NoneDepth 61.1%

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: €37,713 EUR|Low: €22,968 EUR|High: €39,823 EUR|Avg: €27,645 EUR|-5.2%
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 10€22,968 EUR
Retailer 13€23,112 EUR
Retailer 2€24,407 EUR
Retailer 12€24,554 EUR
Retailer 3€25,182 EUR
Retailer 7€25,330 EUR
Retailer 8€25,493 EUR
Retailer 15€25,537 EUR
Retailer 4€27,024 EUR
Retailer 5€27,810 EUR
Retailer 16€27,951 EUR
Retailer 9€28,474 EUR
Retailer 14€28,482 EUR
Retailer 11€28,738 EUR
Retailer 6€31,979 EUR
MOH London€37,713 EUR

30 data points across 16 retailers

19 retailers€22,968 EUR to €37,713 EUR

B+
Cheapest Retailer
-
€22,968 EUR
CA$35,780 CAD
B+
Retailer 2
-
€23,112 EUR
$25,923 USD
View
B+
Retailer 3
-
€24,407 EUR
£21,556 GBP
View
B+
Retailer 4
-
€24,554 EUR
$27,540 USD
View
B+
Retailer 5
-
€25,154 EUR
$28,213 USD
View
Retailer 6
-
€25,182 EUR
A$43,453 AUD
View
Price last confirmed 33 days ago
Retailer 7
-
€25,330 EUR
$28,410 USD
View
Price last confirmed 25 days ago
B
Retailer 8
-
€25,537 EUR
$28,642 USD
View
Retailer 9
-
€26,245 EUR
$29,436 USD
View
Price last confirmed 49 days ago
Retailer 10
-
€26,245 EUR
$29,436 USD
View
Price last confirmed 36 days ago
B
Retailer 11
-
€28,474 EUR
View
B
Retailer 12
-
€28,482 EUR
$31,946 USD
View
Retailer 13
-
€28,738 EUR
$32,233 USD
View
Price last confirmed 7 days ago
Retailer 14
-
€29,201 EUR
$32,752 USD
View
Price last confirmed 34 days ago
Retailer 15
-
€30,128 EUR
$33,792 USD
View
Price last confirmed 35 days ago
Retailer 16
-
€31,287 EUR
$35,092 USD
View
Price last confirmed 48 days ago
Retailer 17
-
€31,287 EUR
$35,092 USD
View
Price last confirmed 34 days ago
Retailer 18
-
€31,979 EUR
ZAR 579,454 ZAR
View
Price last confirmed 38 days ago
Most Expensive
B
MOH London
5D0E4A8E8 · Nov 2
€37,713 EUR
£33,306 GBP
View
18 more retailers have this diamond
Prices start from €22,968 EURSave up to €14,744 EUR

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
€22,968 EUR