Heart|Natural|GIA

1.51ct H SI1 Heart Natural Diamond

ID • H/SI1 • GIA 7558902646

Certificate GIA 7558902646

Diamond specifications and retailer prices

From $5,699 CAD

$4,080 USD

As of November 1, 2026

Save $7,492 CAD (57%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: $13,191 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7558902646. Listed at 17 retailers as of October 30, 2026, with prices from $5,699 to $13,191, a $7,492 spread on the same certified stone. NZ Jewellers lists it at $13,191. 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

Ideal

Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal

PolishExcellent

SymmetryExcellent

FluorescenceNone

OriginNatural

Grading LabGIA

CertificateGIA 7558902646

Dimensions8.10 × 6.90 × 4.73 mm

L/W Ratio1.17

Girdle conditionFaceted

Culet sizeNone

Key to symbols

Cloud, Feather, Crystal, Needle

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 7558902646

Side View

Caratlytics Score

How it works →

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: $13,191 CAD|Low: $5,699 CAD|High: $13,191 CAD|Avg: $8,180 CAD|+1.0%

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

Retailer 15

Retailer 16

Retailer 17

Retailer 18

Retailer 19

November 2, 2026

Retailer 7$5,699 CAD

Retailer 8$5,989 CAD

Retailer 9$7,040 CAD

Retailer 15$7,145 CAD

Retailer 16$7,145 CAD

Retailer 17$7,145 CAD

Retailer 11$7,149 CAD

Retailer 2$7,431 CAD

Retailer 18$7,508 CAD

Retailer 4$8,004 CAD

Retailer 5$8,004 CAD

Retailer 10$8,093 CAD

Retailer 14$8,245 CAD

Retailer 6$8,270 CAD

Retailer 19$8,701 CAD

Retailer 12$8,922 CAD

Retailer 13$9,694 CAD

Retailer 3$12,628 CAD

NZ Jewellers$13,191 CAD

29 data points across 19 retailers

17 retailers$5,699 CAD to $13,191 CAD

Cheapest Retailer

$5,699 CAD

$4,080 USD

Retailer 2

$5,989 CAD

$4,287 USD

View

B+

Retailer 3

$7,040 CAD

$5,040 USD

View

B+

Retailer 4

$7,145 CAD

$5,115 USD

View

B+

Retailer 5

$7,145 CAD

$5,115 USD

View

B+

Retailer 6

$7,431 CAD

£4,189 GBP

View

B+

Retailer 7

$7,508 CAD

$5,375 USD

View

B+

Retailer 8

$7,831 CAD

$5,606 USD

View

B+

Retailer 9

$8,004 CAD

$5,730 USD

View

B+

Retailer 10

$8,004 CAD

$5,730 USD

View

B+

Retailer 11

$8,093 CAD

$5,794 USD

View

Retailer 12

$8,245 CAD

$5,902 USD

View

Retailer 13

$8,270 CAD

$5,920 USD

View

B+

Retailer 14

$8,922 CAD

€6,083 EUR

View

Retailer 15

$9,694 CAD

ZAR 112,114 ZAR

View

Retailer 16

$12,628 CAD

£7,118 GBP

View

Most Expensive

NZ Jewellers

e47d9d5f-ffb1-457d-896a-4ff81f37f967 · Oct 30

$13,191 CAD

$9,443 USD

View

16 more retailers have this diamond

Prices start from $5,699 CADSave up to $7,492 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.

Similar diamonds

1.51ct Heart

$5,699 CAD