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Round|Natural|GIA

0.30ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 7481995662

Certificate GIA 7481995662

Diamond specifications and retailer prices

From $253 SGD
As of October 31, 2026
Save $580 SGD (70%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,637 SGD at NZ Jewellers · As of November 4, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7481995662. Listed at 19 retailers as of October 31, 2026, with a 229% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7481995662
Dimensions4.31 × 4.30 × 2.64 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Key to symbols
Crystal, Feather
Top View
4.31 mm4.30 mm0.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7481995662
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.4%

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: $727 SGD|Low: $252 SGD|High: $844 SGD|Avg: $547 SGD|-1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 8$253 SGD
Retailer 9$345 SGD
Retailer 6$364 SGD
Retailer 2$381 SGD
Retailer 3$450 SGD
Retailer 5$563 SGD
Retailer 4$604 SGD
Retailer 1$727 SGD
Retailer 7$833 SGD

29 data points across 9 retailers

19 retailers$253 SGD to $833 SGD

A
Cheapest Retailer
-
$253 SGD
A
Retailer 2
-
$345 SGD
View
B+
Retailer 3
-
$361 SGD
View
Retailer 4
-
$361 SGD
View
Price last confirmed 44 days ago
A
Retailer 5
-
$364 SGD
View
B+
Retailer 6
-
$381 SGD
View
Retailer 7
-
$390 SGD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$404 SGD
View
B+
Retailer 9
-
$450 SGD
View
Retailer 10
-
$487 SGD
View
Price last confirmed 45 days ago
B
Retailer 11
-
$528 SGD
View
B+
Retailer 12
-
$563 SGD
View
B
Retailer 13
-
$598 SGD
View
B
Retailer 14
-
$604 SGD
View
B
Retailer 15
-
$625 SGD
View
B
Retailer 16
-
$727 SGD
View
B
Retailer 17
-
$833 SGD
View
Retailer 18
-
$1,637 SGD
View
Price under review
Most Expensive
NZ Jewellers
80642984-277c-41ae-a380-73e417a00640 · Nov 4
$1,637 SGD
$1,282 USD
View
Price under review
18 more retailers have this diamond
Prices start from $253 SGDSave up to $580 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
$253 SGD