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Round|Natural|GIA

0.30ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 7456288719

Certificate GIA 7456288719

Diamond specifications and retailer prices

From $285 USD
As of October 31, 2026
Save $922 USD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,207 USD at NZ Jewellers · As of October 29, 2026
View at NZ Jewellers

About this 0.3ct natural round diamond

This 0.3ct natural round sits in the sub-half-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7456288719. Listed at 15 retailers as of October 29, 2026, with prices from $285 to $1,207, a $922 spread on the same certified stone. NZ Jewellers lists it at $1,207. 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
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7456288719
Dimensions4.30 × 4.26 × 2.62 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
4.30 mm4.26 mm0.30 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7456288719
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $522 USD|Low: $297 USD|High: $953 USD|Avg: $453 USD|+3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7$297 USD
Retailer 9$300 USD
Retailer 11$330 USD
Retailer 6$337 USD
Retailer 8$357 USD
Retailer 3$378 USD
Retailer 4$403 USD
Retailer 2$408 USD
Retailer 1$522 USD
Retailer 5$732 USD
Retailer 10$953 USD

43 data points across 11 retailers

15 retailers$285 USD to $1,207 USD

A
Cheapest Retailer
-
$285 USD
A
Retailer 2
-
$297 USD
View
Retailer 3
-
$300 USD
View
Price last confirmed 24 days ago
A
Retailer 4
-
$307 USD
View
A
Retailer 5
-
$318 USD
View
A
Retailer 6
-
$330 USD
View
B+
Retailer 7
-
$357 USD
View
B+
Retailer 8
-
$378 USD
View
B+
Retailer 9
-
$384 USD
View
B+
Retailer 10
-
$403 USD
£317 GBP
View
B+
Retailer 11
-
$408 USD
View
B+
Retailer 12
-
$522 USD
€497 EUR
View
B
Retailer 13
-
$732 USD
£576 GBP
View
B
Retailer 14
-
$953 USD
CA$1,323 CAD
View
Most Expensive
B
NZ Jewellers
a3fc9aff-d739-409a-a66e-8de9a5601ff8 · Oct 29
$1,207 USD
View
14 more retailers have this diamond
Prices start from $285 USDSave up to $922 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.

A
0.30ct Round
$285 USD