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Heart|Natural|GIA

3.00ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 1559971070

Certificate GIA 1559971070

Diamond specifications and retailer prices

From $34,725 AUD
SGD 32,963 SGD
As of October 30, 2026
Save $18,591 AUD (35%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $53,317 AUD at Diamonds Direct · As of October 31, 2026
View at Diamonds Direct

About this 3ct natural heart diamond

This 3ct natural heart sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1559971070. Listed at 8 retailers as of October 30, 2026, with prices from $34,725 to $53,317, a $18,591 spread on the same certified stone. Diamonds Direct lists it at $53,317. 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

3.00
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36.85°
Pavilion angle39.2°
OriginNatural
Grading LabGIA
CertificateGIA 1559971070
Dimensions10.11 × 8.91 × 6.02 mm
L/W Ratio1.13
Culet sizeNone
Top View
10.11 mm8.91 mm3.00 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1559971070
Side View
Table 57.0%Crown 36.85°Girdle: MED-THKPavilion 39.2°Culet: NDepth 59.5%

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 30
Current: $53,317 AUD|Low: $34,725 AUD|High: $61,411 AUD|Avg: $44,542 AUD|-13.2%
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 3$34,725 AUD
Retailer 2$37,223 AUD
Retailer 4$37,902 AUD
Retailer 8$38,943 AUD
Retailer 6$38,963 AUD
Retailer 5$39,155 AUD
Retailer 7$47,018 AUD
Diamonds Direct$53,317 AUD

37 data points across 8 retailers

8 retailers$34,725 AUD to $53,317 AUD

A
Cheapest Retailer
-
$34,725 AUD
SGD 32,963 SGD
A
Retailer 2
-
$37,223 AUD
£20,588 GBP
View
A
Retailer 3
-
$37,902 AUD
$26,624 USD
View
A
Retailer 4
-
$38,943 AUD
$27,355 USD
View
A
Retailer 5
-
$38,963 AUD
$27,369 USD
View
A
Retailer 6
-
$39,155 AUD
SGD 37,168 SGD
View
B+
Retailer 7
-
$47,018 AUD
$33,027 USD
View
Most Expensive
B+
Diamonds Direct
1089575 · Oct 31
$53,317 AUD
$37,452 USD
View
7 more retailers have this diamond
Prices start from $34,725 AUDSave up to $18,591 AUD

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
3.00ct Heart
$34,725 AUD