Round|Natural|GIA

0.30ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2416461284

Certificate GIA 2416461284

Diamond specifications and retailer prices

From $513 SGD
$401 USD
As of October 28, 2026
Save $744 SGD (59%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $1,257 SGD at MOH London · As of October 26, 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 26, 2026, with prices from $513 to $1,257, a $744 spread on the same certified stone. MOH London lists it at $1,257. 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
Colour
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 28
Current: $1,257 SGD|Low: $513 SGD|High: $1,270 SGD|Avg: $807 SGD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 9$513 SGD
Retailer 6$531 SGD
Retailer 10$596 SGD
Retailer 2$670 SGD
Retailer 7$727 SGD
Retailer 3$827 SGD
Retailer 4$842 SGD
Retailer 8$870 SGD
Retailer 5$1,103 SGD
MOH London$1,257 SGD

43 data points across 10 retailers

28 retailers$513 SGD to $1,257 SGD

Retailer 1
-
$492 SGD
$385 USD
Price last confirmed 43 days ago
Retailer 2
-
$492 SGD
$385 USD
View
Price last confirmed 23 days ago
Retailer 3
-
$492 SGD
$385 USD
View
Price last confirmed 9 days ago
Retailer 4
-
$511 SGD
$400 USD
View
Price last confirmed 76 days ago
B+
Retailer 5
-
$513 SGD
$401 USD
View
B
Retailer 6
-
$531 SGD
$415 USD
View
Retailer 7
-
$531 SGD
$415 USD
View
Price last confirmed 15 days ago
Retailer 8
-
$548 SGD
$429 USD
View
Price last confirmed 32 days ago
B
Retailer 9
-
$626 SGD
$490 USD
View
B
Retailer 10
-
$626 SGD
$490 USD
View
B
Retailer 11
-
$644 SGD
$504 USD
View
B
Retailer 12
-
$652 SGD
$510 USD
View
Retailer 13
-
$662 SGD
$518 USD
View
Price last confirmed 22 days ago
Retailer 14
-
$662 SGD
$518 USD
View
Price last confirmed 39 days ago
Retailer 15
-
$662 SGD
$518 USD
View
Price last confirmed 10 days ago
B
Retailer 16
-
$662 SGD
$518 USD
View
B
Retailer 17
-
$670 SGD
£413 GBP
View
B
Retailer 18
-
$727 SGD
$569 USD
View
B
Retailer 19
-
$825 SGD
$645 USD
View
B
Retailer 20
-
$827 SGD
€616 EUR
View
B
Retailer 21
-
$842 SGD
ZAR 10,645 ZAR
View
Retailer 22
-
$870 SGD
A$1,047 AUD
View
Price last confirmed 27 days ago
B
Retailer 23
-
$1,103 SGD
£679 GBP
View
Most Expensive
B
MOH London
DFEB367A0 · Oct 26
$1,257 SGD
£774 GBP
View
23 more retailers have this diamond
Prices start from $513 SGDSave up to $744 SGD

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
$513 SGD