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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 $267 AUD
₹17,838 INR
As of October 29, 2026
Save $1,362 AUD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,628 AUD 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 $267 to $1,628, a $1,362 spread on the same certified stone. NZ Jewellers lists it at $1,628. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,628 AUD|Low: $265 AUD|High: $1,714 AUD|Avg: $555 AUD|-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$267 AUD
Retailer 5$313 AUD
Retailer 6$328 AUD
Retailer 7$332 AUD
Retailer 17$360 AUD
Retailer 10$387 AUD
Retailer 9$399 AUD
Retailer 3$401 AUD
Retailer 16$484 AUD
Retailer 15$493 AUD
Retailer 11$538 AUD
Retailer 8$552 AUD
Retailer 18$556 AUD
Retailer 2$561 AUD
Retailer 14$606 AUD
Retailer 13$640 AUD
Retailer 4$832 AUD
NZ Jewellers$1,628 AUD

21 data points across 18 retailers

19 retailers$267 AUD to $1,628 AUD

A
Cheapest Retailer
-
$267 AUD
₹17,838 INR
A
Retailer 2
-
$313 AUD
$220 USD
View
A
Retailer 3
-
$328 AUD
HK$1,800 HKD
View
A
Retailer 4
-
$332 AUD
$233 USD
View
Final sale: no returns
A
Retailer 5
-
$360 AUD
$253 USD
View
A
Retailer 6
-
$387 AUD
$272 USD
View
A
Retailer 7
-
$399 AUD
SGD 379 SGD
View
A
Retailer 8
-
$401 AUD
$282 USD
View
A
Retailer 9
-
$484 AUD
$340 USD
View
A
Retailer 10
-
$493 AUD
£273 GBP
View
A
Retailer 11
-
$538 AUD
$378 USD
View
A
Retailer 12
-
$552 AUD
$388 USD
View
A
Retailer 13
-
$556 AUD
ZAR 6,314 ZAR
View
B+
Retailer 14
-
$561 AUD
£311 GBP
View
B+
Retailer 15
-
$606 AUD
$426 USD
View
Retailer 16
-
$636 AUD
View
Price last confirmed 26 days ago
B+
Retailer 17
-
$640 AUD
€428 EUR
View
B+
Retailer 18
-
$832 AUD
£460 GBP
View
Most Expensive
B
NZ Jewellers
57d1e8be-8913-438c-be8f-eaa48966cbe1 · Oct 27
$1,628 AUD
$1,144 USD
View
18 more retailers have this diamond
Prices start from $267 AUDSave up to $1,362 AUD

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
$267 AUD