Round|Natural|GIA

1.51ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 7548519542

Certificate GIA 7548519542

Diamond specifications and retailer prices

From $10,463 CAD

$7,490 USD

As of October 23, 2026

20 retailers carry this diamond

Most expensive: $18,981 CAD at NZ Jewellers · As of September 26, 2026

View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7548519542. Listed at 20 retailers as of September 26, 2026. 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

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36°

Pavilion angle40.6°

OriginNatural

Grading LabGIA

CertificateGIA 7548519542

Dimensions7.28 × 7.33 × 4.51 mm

L/W Ratio1.01

Star length50%

Culet sizeNone

Key to symbols

Crystal, Feather

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 7548519542

Side View

Caratlytics Score

No score right now

No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 23

Current: $18,981 CAD|Low: $9,602 CAD|High: $19,904 CAD|Avg: $12,448 CAD|-4.6%

NZ Jewellers

Retailer 2

Retailer 3

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Retailer 5

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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

Retailer 20

Retailer 21

Retailer 22

Retailer 23

Retailer 24

October 24, 2026

Retailer 15$9,602 CAD

Retailer 4$10,463 CAD

Retailer 14$10,475 CAD

Retailer 19$10,583 CAD

Retailer 12$10,742 CAD

Retailer 8$10,978 CAD

Retailer 3$11,097 CAD

Retailer 16$11,348 CAD

Retailer 11$11,523 CAD

Retailer 21$11,950 CAD

Retailer 2$11,969 CAD

Retailer 7$12,047 CAD

Retailer 10$12,195 CAD

Retailer 23$12,378 CAD

Retailer 6$12,810 CAD

Retailer 22$12,810 CAD

Retailer 5$12,903 CAD

Retailer 20$13,052 CAD

Retailer 17$13,095 CAD

Retailer 24$13,243 CAD

Retailer 13$13,300 CAD

Retailer 9$13,682 CAD

Retailer 18$17,891 CAD

NZ Jewellers$18,981 CAD

26 data points across 24 retailers

20 retailers$10,463 CAD to $18,981 CAD

Retailer 1

$10,463 CAD

$7,490 USD

Price last confirmed 9 days ago

Retailer 2

$10,583 CAD

View

Price last confirmed 10 days ago

Retailer 3

$10,978 CAD

A$12,091 AUD

View

Price last confirmed 30 days ago

Retailer 4

$11,348 CAD

$8,124 USD

View

Price last confirmed 31 days ago

Retailer 5

$11,523 CAD

$8,249 USD

View

Price last confirmed 33 days ago

Retailer 6

$11,950 CAD

$8,555 USD

View

Price last confirmed 11 days ago

Retailer 7

$11,969 CAD

£6,746 GBP

View

Price last confirmed 8 days ago

Retailer 8

$12,047 CAD

$8,624 USD

View

Price last confirmed 10 days ago

Retailer 9

$12,195 CAD

£6,874 GBP

View

Price last confirmed 32 days ago

Retailer 10

$12,378 CAD

$8,861 USD

View

Price last confirmed 7 days ago

Retailer 11

$12,810 CAD

$9,170 USD

View

Price last confirmed 10 days ago

Retailer 12

$12,810 CAD

$9,170 USD

View

Price last confirmed 10 days ago

Retailer 13

$12,903 CAD

$9,237 USD

View

Price last confirmed 9 days ago

Retailer 14

$13,052 CAD

$9,344 USD

View

Price last confirmed 9 days ago

Retailer 15

$13,095 CAD

$9,374 USD

View

Price last confirmed 34 days ago

Retailer 16

$13,243 CAD

$9,480 USD

View

Price last confirmed 11 days ago

Retailer 17

$13,300 CAD

€9,068 EUR

View

Price last confirmed 10 days ago

Retailer 18

$13,682 CAD

ZAR 158,237 ZAR

View

Price last confirmed 32 days ago

Retailer 19

$17,891 CAD

£10,085 GBP

View

Price last confirmed 11 days ago

Most Expensive

NZ Jewellers

a8ac7166-480e-47de-a1fa-0a158bf757ff · Sep 26

$18,981 CAD

$13,588 USD

View

Price last confirmed 36 days ago

19 more retailers have this diamond

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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1.51ct Round

$10,463 CAD