Round|Natural|GIA

0.30ct G I1 Round Natural Diamond

EX • G/I1 • GIA 6512764128

Certificate GIA 6512764128

Diamond specifications and retailer prices

From $323 SGD
$253 USD
As of October 31, 2026
Save $1,220 SGD (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,543 SGD 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 G colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6512764128. Listed at 10 retailers as of October 29, 2026, with prices from $323 to $1,543, a $1,220 spread on the same certified stone. NZ Jewellers lists it at $1,543. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.30
Carat
G
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6512764128
Dimensions4.28 × 4.29 × 2.61 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
4.28 mm4.29 mm0.30 ctG / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6512764128
Side View
Table 60.0%Crown 35.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 60.9%

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 31
Current: $757 SGD|Low: $323 SGD|High: $757 SGD|Avg: $505 SGD|+3.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 3$323 SGD
Retailer 7$364 SGD
Retailer 2$430 SGD
Retailer 6$491 SGD
Retailer 4$575 SGD
Retailer 5$608 SGD
Retailer 1$757 SGD

17 data points across 7 retailers

10 retailers$323 SGD to $1,543 SGD

A
Cheapest Retailer
-
$323 SGD
$253 USD
B+
Retailer 2
-
$364 SGD
$285 USD
View
B+
Retailer 3
-
$392 SGD
$307 USD
View
B+
Retailer 4
-
$407 SGD
$318 USD
View
B+
Retailer 5
-
$473 SGD
$370 USD
View
B+
Retailer 6
-
$473 SGD
$370 USD
View
B
Retailer 7
-
$491 SGD
$384 USD
View
B
Retailer 8
-
$499 SGD
$390 USD
View
B
Retailer 9
-
$757 SGD
€564 EUR
View
Most Expensive
B
NZ Jewellers
00b63c5d-5c9d-4f38-8492-8bd11e006839 · Oct 29
$1,543 SGD
$1,207 USD
View
9 more retailers have this diamond
Prices start from $323 SGDSave up to $1,220 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.

A
0.30ct Round
$323 SGD