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Heart|Natural|GIA

0.30ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 7566743299

Certificate GIA 7566743299

Diamond specifications and retailer prices

From $484 SGD
As of November 1, 2026
Save $163 SGD (25%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $647 SGD at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 0.3ct natural heart diamond

This 0.3ct natural heart sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7566743299. Listed at 5 retailers as of November 1, 2026, with prices from $484 to $647, a $163 spread on the same certified stone. 77 Diamonds lists it at $647. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.56°
Pavilion angle40.54°
OriginNatural
Grading LabGIA
CertificateGIA 7566743299
Dimensions3.99 × 4.69 × 2.79 mm
L/W Ratio1.18
Culet sizeNone
Top View
3.99 mm4.69 mm0.30 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7566743299
Side View
Table 58.0%Crown 35.56°Girdle: THN-THKPavilion 40.54°Culet: NoneDepth 59.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $647 SGD|Low: $484 SGD|High: $647 SGD|Avg: $582 SGD|+0.3%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 5$484 SGD
Retailer 4$556 SGD
Retailer 3$622 SGD
Retailer 2$630 SGD
77 Diamonds$647 SGD

5 data points across 5 retailers

5 retailers$484 SGD to $647 SGD

B+
Cheapest Retailer
-
$484 SGD
B
Retailer 2
-
$556 SGD
$435 USD
View
B
Retailer 3
-
$622 SGD
£383 GBP
View
B
Retailer 4
-
$630 SGD
$492 USD
View
Most Expensive
B
77 Diamonds
HSPUIFSFTPVVABC · Nov 2
$647 SGD
£398 GBP
View
4 more retailers have this diamond
Prices start from $484 SGDSave up to $163 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.

B+
0.30ct Heart
$484 SGD