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 $10,276 CAD
$7,356 USD
As of October 30, 2026
Save $9,609 CAD (48%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $19,885 CAD 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 $10,276 to $19,885, a $9,609 spread on the same certified stone. NZ Jewellers lists it at $19,885. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $19,885 CAD|Low: $10,276 CAD|High: $19,885 CAD|Avg: $12,573 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 9$10,276 CAD
Retailer 2$10,922 CAD
Retailer 7$10,974 CAD
Retailer 6$11,889 CAD
Retailer 4$12,072 CAD
Retailer 8$12,145 CAD
Retailer 3$12,297 CAD
Retailer 5$13,718 CAD
NZ Jewellers$19,885 CAD

37 data points across 9 retailers

9 retailers$10,276 CAD to $19,885 CAD

B+
Cheapest Retailer
-
$10,276 CAD
$7,356 USD
B+
Retailer 2
-
$10,922 CAD
£6,156 GBP
View
Retailer 3
-
$11,889 CAD
$8,511 USD
View
Price last confirmed 10 days ago
Retailer 4
-
$12,072 CAD
$8,642 USD
View
Price last confirmed 14 days ago
B+
Retailer 5
-
$12,145 CAD
$8,694 USD
View
B+
Retailer 6
-
$12,297 CAD
€8,384 EUR
View
B
Retailer 7
-
$12,588 CAD
€8,582 EUR
View
Retailer 8
-
$13,718 CAD
$9,820 USD
View
Price last confirmed 12 days ago
Most Expensive
B
NZ Jewellers
12f6090b-8780-4678-97a8-692ff8a0a5b5 · Oct 30
$19,885 CAD
$14,235 USD
View
8 more retailers have this diamond
Prices start from $10,276 CADSave up to $9,609 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.

B+
1.78ct Heart
$10,276 CAD