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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 $43,280 NZD
SGD 32,963 SGD
As of November 1, 2026
Save $23,171 NZD (35%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $66,451 NZD 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 31, 2026, with prices from $43,280 to $66,451, a $23,171 spread on the same certified stone. Diamonds Direct lists it at $66,451. 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: Nov 1
Current: $66,451 NZD|Low: $43,280 NZD|High: $76,540 NZD|Avg: $55,301 NZD|-13.2%
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 3$43,280 NZD
Retailer 2$46,393 NZD
Retailer 4$47,239 NZD
Retailer 8$48,536 NZD
Retailer 6$48,561 NZD
Retailer 5$48,801 NZD
Retailer 7$58,600 NZD
Diamonds Direct$66,451 NZD

37 data points across 8 retailers

8 retailers$43,280 NZD to $66,451 NZD

A
Cheapest Retailer
-
$43,280 NZD
SGD 32,963 SGD
A
Retailer 2
-
$46,393 NZD
£20,588 GBP
View
A
Retailer 3
-
$47,239 NZD
$26,624 USD
View
A
Retailer 4
-
$48,536 NZD
$27,355 USD
View
A
Retailer 5
-
$48,561 NZD
$27,369 USD
View
A
Retailer 6
-
$48,801 NZD
SGD 37,168 SGD
View
B+
Retailer 7
-
$58,600 NZD
$33,027 USD
View
Most Expensive
B+
Diamonds Direct
1089575 · Oct 31
$66,451 NZD
$37,452 USD
View
7 more retailers have this diamond
Prices start from $43,280 NZDSave up to $23,171 NZD

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
$43,280 NZD