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Heart|Natural|GIA

0.30ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 1565743764

Certificate GIA 1565743764

Diamond specifications and retailer prices

From $419 CAD
$300 USD
As of November 2, 2026
Save $174 CAD (29%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $593 CAD 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 I 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 1565743764. Listed at 5 retailers as of November 2, 2026, with prices from $419 to $593, a $174 spread on the same certified stone. 77 Diamonds lists it at $593. 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
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.56°
Pavilion angle38.9°
OriginNatural
Grading LabGIA
CertificateGIA 1565743764
Dimensions4.11 × 4.71 × 2.64 mm
L/W Ratio1.15
Culet sizeNone
Top View
4.11 mm4.71 mm0.30 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1565743764
Side View
Table 58.0%Crown 35.56°Girdle: THN-THKPavilion 38.9°Culet: NoneDepth 56.1%

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: Nov 2
Current: $593 CAD|Low: $419 CAD|High: $593 CAD|Avg: $505 CAD|+0.3%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 3$419 CAD
Retailer 5$443 CAD
Retailer 4$525 CAD
Retailer 2$575 CAD
77 Diamonds$593 CAD

5 data points across 5 retailers

5 retailers$419 CAD to $593 CAD

A
Cheapest Retailer
-
$419 CAD
$300 USD
B+
Retailer 2
-
$443 CAD
SGD 428 SGD
View
B
Retailer 3
-
$525 CAD
$376 USD
View
B
Retailer 4
-
$575 CAD
$412 USD
View
Most Expensive
B
77 Diamonds
HSPUIFSBRWXAU6H · Nov 2
$593 CAD
£334 GBP
View
4 more retailers have this diamond
Prices start from $419 CADSave up to $174 CAD

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 Heart
$419 CAD