CaratHunter
Plans
Heart|Natural|GIA

0.30ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 7566394747

Certificate GIA 7566394747

Diamond specifications and retailer prices

From $340 USD
As of November 2, 2026
Save $196 USD (37%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $536 USD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 0.3ct natural heart diamond

This 0.3ct natural heart sits in the sub-half-carat band, graded G 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 7566394747. Listed at 8 retailers as of October 27, 2026, with prices from $340 to $536, a $196 spread on the same certified stone. Wholesale Diamonds Direct lists it at $536. 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
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.72°
Pavilion angle37.9°
OriginNatural
Grading LabGIA
CertificateGIA 7566394747
Dimensions4.05 × 4.63 × 2.68 mm
L/W Ratio1.14
Culet sizeNone
Top View
4.05 mm4.63 mm0.30 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7566394747
Side View
Table 59.0%Crown 36.72°Girdle: MED-VTKPavilion 37.9°Culet: NoneDepth 57.8%

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: $483 USD|Low: $340 USD|High: $546 USD|Avg: $441 USD|+4.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Wholesale Diamonds Direct
November 2, 2026
Retailer 4$340 USD
Retailer 7$361 USD
Retailer 6$403 USD
Retailer 5$418 USD
Retailer 3$465 USD
Retailer 2$470 USD
Retailer 1$483 USD
Wholesale Diamonds Direct$536 USD

35 data points across 8 retailers

8 retailers$340 USD to $536 USD

A
Cheapest Retailer
-
$340 USD
B+
Retailer 2
-
$361 USD
SGD 488 SGD
View
B+
Retailer 3
-
$403 USD
SGD 545 SGD
View
B+
Retailer 4
-
$418 USD
View
B+
Retailer 5
-
$465 USD
£366 GBP
View
B
Retailer 6
-
$470 USD
View
B
Retailer 7
-
$483 USD
£381 GBP
View
Most Expensive
B
Wholesale Diamonds Direct
545794684 · Oct 27
$536 USD
View
7 more retailers have this diamond
Prices start from $340 USDSave up to $196 USD

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
$340 USD