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Heart|Natural|HRD

1.70ct K SI2 Heart Natural Diamond

ID • K/SI2 • HRD 230000005157

Shape and cutting style on the report: Heart

Certificate HRD 230000005157

Diamond specifications and retailer prices

From $2,215 USD
As of November 5, 2026
Save $2,417 USD (52%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,632 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.7ct natural heart diamond

This 1.7ct natural heart sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 230000005157. Listed at 6 retailers as of November 5, 2026, with prices from $2,215 to $4,632, a $2,417 spread on the same certified stone. NZ Jewellers lists it at $4,632. 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

1.70
Carat
K
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 230000005157
Dimensions6.74 × 7.72 × 4.34 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Top View
6.74 mm7.72 mm1.70 ctK / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 230000005157
Side View
Table 57.0%CrownGirdlePavilionCulet: NoneDepth 56.0%

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 5
Current: $4,632 USD|Low: $1,723 USD|High: $4,632 USD|Avg: $2,745 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 9$1,723 USD
Retailer 8$2,173 USD
Retailer 3$2,215 USD
Retailer 5$2,215 USD
Retailer 6$2,318 USD
Retailer 4$2,556 USD
Retailer 7$2,820 USD
Retailer 2$3,881 USD
NZ Jewellers$4,632 USD

19 data points across 9 retailers

6 retailers$2,215 USD to $4,632 USD

A
Cheapest Retailer
-
$2,215 USD
Retailer 2
-
$2,215 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$2,318 USD
View
B+
Retailer 4
-
$2,556 USD
View
B+
Retailer 5
-
$3,881 USD
View
Most Expensive
B
NZ Jewellers
af463677-2a07-4cd2-bfc6-b5a25b2f4cb9 · Nov 5
$4,632 USD
View
5 more retailers have this diamond
Prices start from $2,215 USDSave up to $2,417 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
1.70ct Heart
$2,215 USD