Heart|Natural|GIA

1.51ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 6471026814

Certificate GIA 6471026814

Diamond specifications and retailer prices

From $8,147 CAD

$5,832 USD

As of October 30, 2026

Save $9,099 CAD (53%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: $17,246 CAD at NZ Jewellers · As of October 30, 2026

View at NZ Jewellers

About this 1.51ct natural heart diamond

This 1.51ct 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 GIA 6471026814. Listed at 18 retailers as of October 30, 2026, with prices from $8,147 to $17,246, a $9,099 spread on the same certified stone. NZ Jewellers lists it at $17,246. 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

1.51

Carat

Color

SI1

Clarity

Excellent

Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent

PolishVery Good

SymmetryGood

FluorescenceStrong

OriginNatural

Grading LabGIA

CertificateGIA 6471026814

Dimensions7.44 × 7.56 × 3.74 mm

L/W Ratio1.02

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishVery Good

SymmetryGood

FluorescenceStrong

CertificateGIA 6471026814

Side View

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: $17,246 CAD|Low: $8,147 CAD|High: $17,246 CAD|Avg: $10,701 CAD

NZ Jewellers

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

October 31, 2026

Retailer 3$8,147 CAD

Retailer 6$8,233 CAD

Retailer 9$8,623 CAD

Retailer 11$9,342 CAD

Retailer 10$9,485 CAD

Retailer 14$9,502 CAD

Retailer 8$9,677 CAD

Retailer 7$9,723 CAD

Retailer 5$10,113 CAD

Retailer 13$10,778 CAD

Retailer 2$11,269 CAD

Retailer 4$12,523 CAD

Retailer 12$14,448 CAD

NZ Jewellers$17,246 CAD

43 data points across 14 retailers

18 retailers$8,147 CAD to $17,246 CAD

B+

Cheapest Retailer

$8,147 CAD

$5,832 USD

B+

Retailer 2

$8,233 CAD

$5,894 USD

View

B+

Retailer 3

$8,623 CAD

$6,173 USD

View

Retailer 4

$8,623 CAD

$6,173 USD

View

Price last confirmed 19 days ago

B+

Retailer 5

$8,668 CAD

$6,205 USD

View

B+

Retailer 6

$9,342 CAD

$6,688 USD

View

B+

Retailer 7

$9,485 CAD

$6,790 USD

View

B+

Retailer 8

$9,502 CAD

$6,802 USD

View

B+

Retailer 9

$9,677 CAD

£5,455 GBP

View

B+

Retailer 10

$9,723 CAD

£5,481 GBP

View

Retailer 11

$10,113 CAD

A$11,137 AUD

View

Price last confirmed 27 days ago

Retailer 12

$10,778 CAD

$7,716 USD

View

Retailer 13

$10,778 CAD

$7,716 USD

View

Price last confirmed 22 days ago

Retailer 14

$11,269 CAD

€7,683 EUR

View

Retailer 15

$11,364 CAD

$8,135 USD

View

Price last confirmed 18 days ago

Retailer 16

$12,523 CAD

ZAR 144,826 ZAR

View

Price last confirmed 19 days ago

Retailer 17

$14,448 CAD

£8,144 GBP

View

Most Expensive

NZ Jewellers

75af5fb7-0f00-4687-9234-f981cbecc60e · Oct 30

$17,246 CAD

$12,346 USD

View

17 more retailers have this diamond

Prices start from $8,147 CADSave up to $9,099 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.

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B+

1.51ct Heart

$8,147 CAD