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Radiant|Natural|GIA

0.30ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 6551757444

Certificate GIA 6551757444

Diamond specifications and retailer prices

From $187 USD
₹17,838 INR
As of October 29, 2026
Save $957 USD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,144 USD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.3ct natural radiant diamond

This 0.3ct natural radiant sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551757444. Listed at 19 retailers as of October 27, 2026, with prices from $187 to $1,144, a $957 spread on the same certified stone. NZ Jewellers lists it at $1,144. 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
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
Crown angle36.4°
Pavilion angle55.4°
OriginNatural
Grading LabGIA
CertificateGIA 6551757444
Dimensions5.03 × 3.34 × 2.27 mm
L/W Ratio1.51
Girdle conditionPolished
Culet sizeNone
Top View
5.03 mm3.34 mm0.30 ctE / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6551757444
Side View
Table 69.0%Crown 36.4°Girdle: MED-STKPavilion 55.4°Culet: NoneDepth 68.0%

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 29
Current: $1,144 USD|Low: $186 USD|High: $1,204 USD|Avg: $390 USD|-5.0%
NZ Jewellers
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
Retailer 17
Retailer 18
October 29, 2026
Retailer 12$187 USD
Retailer 5$220 USD
Retailer 6$230 USD
Retailer 7$233 USD
Retailer 17$253 USD
Retailer 10$272 USD
Retailer 9$280 USD
Retailer 3$282 USD
Retailer 16$340 USD
Retailer 15$346 USD
Retailer 11$378 USD
Retailer 8$388 USD
Retailer 18$391 USD
Retailer 2$394 USD
Retailer 14$426 USD
Retailer 13$449 USD
Retailer 4$584 USD
NZ Jewellers$1,144 USD

21 data points across 18 retailers

19 retailers$187 USD to $1,144 USD

A
Cheapest Retailer
-
$187 USD
₹17,838 INR
A
Retailer 2
-
$220 USD
View
A
Retailer 3
-
$230 USD
HK$1,800 HKD
View
A
Retailer 4
-
$233 USD
View
Final sale: no returns
A
Retailer 5
-
$253 USD
View
A
Retailer 6
-
$272 USD
View
A
Retailer 7
-
$280 USD
SGD 379 SGD
View
A
Retailer 8
-
$282 USD
View
A
Retailer 9
-
$340 USD
View
A
Retailer 10
-
$346 USD
£273 GBP
View
A
Retailer 11
-
$378 USD
View
A
Retailer 12
-
$388 USD
View
A
Retailer 13
-
$391 USD
ZAR 6,314 ZAR
View
B+
Retailer 14
-
$394 USD
£311 GBP
View
B+
Retailer 15
-
$426 USD
View
Retailer 16
-
$447 USD
A$688 AUD
View
Price last confirmed 26 days ago
B+
Retailer 17
-
$449 USD
€428 EUR
View
B+
Retailer 18
-
$584 USD
£460 GBP
View
Most Expensive
B
NZ Jewellers
57d1e8be-8913-438c-be8f-eaa48966cbe1 · Oct 27
$1,144 USD
View
18 more retailers have this diamond
Prices start from $187 USDSave up to $957 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 Radiant
$187 USD