Radiant|Natural|GIA

1.51ct F SI1 Radiant Natural Diamond

ID • F/SI1 • GIA 5241011851

Certificate GIA 5241011851

Diamond specifications and retailer prices

From $9,714 CAD

$6,952 USD

As of October 26, 2026

7 retailers carry this diamond

Most expensive: $16,524 CAD at MOH London · As of October 26, 2026

View at MOH London

About this 1.51ct natural radiant diamond

This 1.51ct natural radiant sits in the one-and-a-half to two carat band, graded F 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 5241011851. Listed at 7 retailers as of October 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

Ideal

Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal

PolishExcellent

SymmetryExcellent

FluorescenceNone

OriginNatural

Grading LabGIA

CertificateGIA 5241011851

Dimensions7.35 × 5.64 × 3.93 mm

L/W Ratio1.30

Girdle conditionPolished

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 5241011851

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 26

Current: $16,524 CAD|Low: $7,983 CAD|High: $16,524 CAD|Avg: $10,541 CAD

MOH London

Retailer 2

Retailer 3

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Retailer 5

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Retailer 10

Retailer 11

Retailer 12

Retailer 13

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Retailer 15

Retailer 16

Retailer 17

Retailer 18

Retailer 19

Retailer 20

Retailer 21

October 26, 2026

Retailer 10$7,983 CAD

Retailer 9$8,156 CAD

Retailer 7$8,523 CAD

Retailer 6$8,653 CAD

Retailer 11$8,908 CAD

Retailer 8$8,999 CAD

Retailer 5$9,314 CAD

Retailer 15$9,714 CAD

Retailer 21$9,874 CAD

Retailer 3$10,269 CAD

Retailer 12$10,816 CAD

Retailer 20$11,060 CAD

Retailer 2$11,185 CAD

Retailer 4$11,454 CAD

Retailer 17$11,934 CAD

Retailer 18$11,934 CAD

Retailer 16$12,079 CAD

Retailer 19$12,325 CAD

Retailer 13$12,334 CAD

Retailer 14$13,279 CAD

MOH London$16,524 CAD

4 data points across 21 retailers

7 retailers$9,714 CAD to $16,524 CAD

Retailer 1

$9,714 CAD

$6,952 USD

Price last confirmed 7 days ago

Retailer 2

$11,185 CAD

£6,302 GBP

View

Price last confirmed 7 days ago

Retailer 3

$11,934 CAD

$8,540 USD

View

Price last confirmed 7 days ago

Retailer 4

$11,934 CAD

$8,540 USD

View

Price last confirmed 7 days ago

Retailer 5

$12,079 CAD

$8,644 USD

View

Price last confirmed 9 days ago

Retailer 6

$12,325 CAD

$8,820 USD

View

Price last confirmed 7 days ago

Most Expensive

MOH London

778FEAE61 · Oct 26

$16,524 CAD

£9,311 GBP

View

Price last confirmed 7 days ago

6 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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