Radiant|Natural|GIA

1.51ct J SI1 Radiant Natural Diamond

EX • J/SI1 • GIA 6535513328

Certificate GIA 6535513328

Diamond specifications and retailer prices

From $4,265 CAD

$3,053 USD

As of October 31, 2026

Save $5,403 CAD (56%) vs most expensive(unlock to see where)

28 retailers carry this diamond

Most expensive: $9,668 CAD at NZ Jewellers · As of October 30, 2026

View at NZ Jewellers

About this 1.51ct natural radiant diamond

This 1.51ct natural radiant sits in the one-and-a-half to two carat band, graded J 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 6535513328. Listed at 28 retailers as of October 30, 2026, with prices from $4,265 to $9,668, a $5,403 spread on the same certified stone. NZ Jewellers lists it at $9,668. 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

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle44.83°

Pavilion angle30.94°

OriginNatural

Grading LabGIA

CertificateGIA 6535513328

Dimensions7.22 × 5.66 × 3.94 mm

L/W Ratio1.28

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 6535513328

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31

Current: $9,668 CAD|Low: $3,746 CAD|High: $9,668 CAD|Avg: $5,752 CAD

NZ Jewellers

Retailer 2

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Retailer 25

Retailer 26

October 31, 2026

Retailer 12$4,265 CAD

Retailer 8$4,372 CAD

Retailer 13$4,373 CAD

Retailer 11$4,403 CAD

Retailer 7$4,462 CAD

Retailer 10$4,641 CAD

Retailer 24$4,833 CAD

Retailer 6$5,027 CAD

Retailer 14$5,027 CAD

Retailer 9$5,033 CAD

Retailer 16$5,094 CAD

Retailer 23$5,220 CAD

Retailer 25$5,467 CAD

Retailer 15$5,490 CAD

Retailer 20$5,629 CAD

Retailer 5$5,685 CAD

Retailer 26$5,685 CAD

Retailer 4$5,800 CAD

Retailer 3$5,881 CAD

Retailer 17$5,940 CAD

Retailer 21$6,097 CAD

Retailer 19$6,114 CAD

Retailer 2$6,821 CAD

Retailer 18$8,019 CAD

Retailer 22$9,330 CAD

NZ Jewellers$9,668 CAD

32 data points across 26 retailers

28 retailers$4,265 CAD to $9,668 CAD

Cheapest Retailer

$4,265 CAD

$3,053 USD

Retailer 2

$4,372 CAD

$3,130 USD

View

Retailer 3

$4,373 CAD

$3,131 USD

View

Retailer 4

$4,403 CAD

$3,152 USD

View

Retailer 5

$4,462 CAD

$3,194 USD

View

Retailer 6

$4,641 CAD

$3,322 USD

View

Final sale: no returns

Retailer 7

$4,833 CAD

$3,460 USD

View

Retailer 8

$5,027 CAD

$3,599 USD

View

Retailer 9

$5,027 CAD

$3,599 USD

View

Retailer 10

$5,033 CAD

$3,603 USD

View

Retailer 11

$5,094 CAD

$3,647 USD

View

Price last confirmed 9 days ago

Retailer 12

$5,220 CAD

$3,737 USD

View

B+

Retailer 13

$5,467 CAD

$3,914 USD

View

B+

Retailer 14

$5,490 CAD

$3,930 USD

View

B+

Retailer 15

$5,629 CAD

£3,173 GBP

View

B+

Retailer 16

$5,637 CAD

A$6,208 AUD

View

B+

Retailer 17

$5,685 CAD

$4,070 USD

View

B+

Retailer 18

$5,685 CAD

$4,070 USD

View

B+

Retailer 19

$5,800 CAD

$4,152 USD

View

B+

Retailer 20

$5,881 CAD

$4,210 USD

View

B+

Retailer 21

$5,940 CAD

$4,252 USD

View

B+

Retailer 22

$6,097 CAD

€4,157 EUR

View

Retailer 23

$6,114 CAD

A$6,733 AUD

View

Price last confirmed 28 days ago

Retailer 24

$6,280 CAD

$4,496 USD

View

Price last confirmed 56 days ago

B+

Retailer 25

$6,821 CAD

ZAR 78,880 ZAR

View

Retailer 26

$8,019 CAD

$5,740 USD

View

Retailer 27

$9,330 CAD

£5,259 GBP

View

Most Expensive

NZ Jewellers

ab8e341f-9ded-4f5f-a81b-1fa39f0abccc · Oct 30

$9,668 CAD

$6,921 USD

View

27 more retailers have this diamond

Prices start from $4,265 CADSave up to $5,403 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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