Heart|Natural|HRD

1.78ct D SI1 Heart Natural Diamond

EX • D/SI1 • HRD 220000147811

Shape and cutting style on the report: Heart

Certificate HRD 220000147811

Diamond specifications and retailer prices

From $7,356 USD
As of October 30, 2026
Save $6,879 USD (48%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $14,235 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.78ct natural heart diamond

This 1.78ct natural heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 220000147811. Listed at 9 retailers as of October 30, 2026, with prices from $7,356 to $14,235, a $6,879 spread on the same certified stone. NZ Jewellers lists it at $14,235. 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

1.78
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabHRD
CertificateHRD 220000147811
Dimensions7.86 × 8.48 × 4.59 mm
L/W Ratio1.08
Girdle conditionFaceted
Top View
7.86 mm8.48 mm1.78 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryGood
FluorescenceFaint
CertificateHRD 220000147811
Side View
Table 56.0%CrownGirdle: MediumPavilionCulet: NoneDepth 54.0%

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: Oct 30
Current: $14,235 USD|Low: $7,356 USD|High: $14,235 USD|Avg: $9,003 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 9$7,356 USD
Retailer 4$7,818 USD
Retailer 7$7,856 USD
Retailer 6$8,511 USD
Retailer 5$8,642 USD
Retailer 8$8,694 USD
Retailer 2$8,778 USD
Retailer 3$9,820 USD
NZ Jewellers$14,235 USD

38 data points across 9 retailers

9 retailers$7,356 USD to $14,235 USD

B+
Cheapest Retailer
-
$7,356 USD
B+
Retailer 2
-
$7,818 USD
£6,156 GBP
View
Retailer 3
-
$8,511 USD
View
Price last confirmed 10 days ago
Retailer 4
-
$8,642 USD
View
Price last confirmed 14 days ago
B+
Retailer 5
-
$8,694 USD
View
B+
Retailer 6
-
$8,778 USD
€8,360 EUR
View
B
Retailer 7
-
$9,011 USD
€8,582 EUR
View
Retailer 8
-
$9,820 USD
View
Most Expensive
B
NZ Jewellers
12f6090b-8780-4678-97a8-692ff8a0a5b5 · Oct 30
$14,235 USD
View
8 more retailers have this diamond
Prices start from $7,356 USDSave up to $6,879 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.

B+
1.78ct Heart
$7,356 USD