Round|Natural|GIA

0.30ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2416461284

Certificate GIA 2416461284

Diamond specifications and retailer prices

From €359 EUR
$401 USD
As of October 31, 2026
Save €520 EUR (59%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: €879 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.3ct natural round diamond

This 0.3ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2416461284. Listed at 28 retailers as of October 31, 2026, with prices from €359 to €879, a €520 spread on the same certified stone. MOH London lists it at €879. 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

0.30
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2416461284
Dimensions4.29 × 4.24 × 2.61 mm
L/W Ratio1.01
Top View
4.29 mm4.24 mm0.30 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2416461284
Side View
Table 61.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.2%

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: €879 EUR|Low: €359 EUR|High: €889 EUR|Avg: €566 EUR|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 9€359 EUR
Retailer 6€371 EUR
Retailer 10€417 EUR
Retailer 3€465 EUR
Retailer 7€509 EUR
Retailer 4€579 EUR
Retailer 5€590 EUR
Retailer 8€609 EUR
Retailer 2€770 EUR
MOH London€879 EUR

42 data points across 10 retailers

28 retailers€359 EUR to €879 EUR

Retailer 1
-
€345 EUR
$385 USD
Price last confirmed 44 days ago
Retailer 2
-
€345 EUR
$385 USD
View
Price last confirmed 24 days ago
Retailer 3
-
€345 EUR
$385 USD
View
Price last confirmed 10 days ago
Retailer 4
-
€358 EUR
$400 USD
View
Price last confirmed 77 days ago
B+
Retailer 5
-
€359 EUR
$401 USD
View
B
Retailer 6
-
€371 EUR
$415 USD
View
Retailer 7
-
€371 EUR
$415 USD
View
Price last confirmed 16 days ago
Retailer 8
-
€384 EUR
$429 USD
View
Price last confirmed 33 days ago
B
Retailer 9
-
€439 EUR
$490 USD
View
B
Retailer 10
-
€439 EUR
$490 USD
View
B
Retailer 11
-
€451 EUR
$504 USD
View
B
Retailer 12
-
€456 EUR
$510 USD
View
Retailer 13
-
€464 EUR
$518 USD
View
Price last confirmed 23 days ago
Retailer 14
-
€464 EUR
$518 USD
View
Price last confirmed 40 days ago
Retailer 15
-
€464 EUR
$518 USD
View
Price last confirmed 11 days ago
B
Retailer 16
-
€464 EUR
$518 USD
View
B
Retailer 17
-
€465 EUR
£409 GBP
View
B
Retailer 18
-
€509 EUR
$569 USD
View
B
Retailer 19
-
€578 EUR
$645 USD
View
B
Retailer 20
-
€579 EUR
View
B
Retailer 21
-
€590 EUR
ZAR 10,645 ZAR
View
Retailer 22
-
€609 EUR
A$1,047 AUD
View
Price last confirmed 28 days ago
B
Retailer 23
-
€770 EUR
£677 GBP
View
Most Expensive
B
MOH London
DFEB367A0 · Nov 1
€879 EUR
£773 GBP
View
23 more retailers have this diamond
Prices start from €359 EURSave up to €520 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+
0.30ct Round
€359 EUR