Round|Natural|GIA

3.50ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 1242005486

Certificate GIA 1242005486

Diamond specifications and retailer prices

From $45,364 CAD

As of October 30, 2026

Save $29,417 CAD (39%) vs most expensive(unlock to see where)

19 retailers carry this diamond

Most expensive: $74,781 CAD at MOH London · As of October 29, 2026

View at MOH London

About this 3.5ct natural round diamond

This 3.5ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1242005486. Listed at 19 retailers as of October 29, 2026, with prices from $45,364 to $74,781, a $29,417 spread on the same certified stone. MOH London lists it at $74,781. 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

3.50

Carat

Color

SI2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

OriginNatural

Grading LabGIA

CertificateGIA 1242005486

Dimensions9.63 × 9.57 × 6.01 mm

L/W Ratio1.01

Culet sizeNone

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 1242005486

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: $74,781 CAD|Low: $39,651 CAD|High: $74,781 CAD|Avg: $50,652 CAD|+0.4%

MOH London

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

October 30, 2026

Retailer 7$39,651 CAD

Retailer 11$41,278 CAD

Retailer 16$45,364 CAD

Retailer 3$45,648 CAD

Retailer 13$47,721 CAD

Retailer 12$48,078 CAD

Retailer 4$48,488 CAD

Retailer 8$49,388 CAD

Retailer 6$49,612 CAD

Retailer 5$50,204 CAD

Retailer 17$50,204 CAD

Retailer 14$50,436 CAD

Retailer 10$51,287 CAD

Retailer 19$51,869 CAD

Retailer 15$54,316 CAD

Retailer 2$56,636 CAD

Retailer 9$56,656 CAD

Retailer 18$56,760 CAD

MOH London$74,781 CAD

12 data points across 19 retailers

19 retailers$45,364 CAD to $74,781 CAD

Retailer 1

$39,651 CAD

$28,330 USD

Price last confirmed 16 days ago

Retailer 2

$41,278 CAD

$29,493 USD

View

Price last confirmed 16 days ago

B+

Retailer 3

$45,364 CAD

View

B+

Retailer 4

$45,648 CAD

$32,615 USD

View

B+

Retailer 5

$47,721 CAD

$34,096 USD

View

B+

Retailer 6

$48,078 CAD

£27,048 GBP

View

B+

Retailer 7

$48,488 CAD

$34,644 USD

View

Retailer 8

$49,388 CAD

$35,287 USD

View

Price last confirmed 16 days ago

B+

Retailer 9

$49,612 CAD

$35,447 USD

View

B+

Retailer 10

$50,204 CAD

$35,870 USD

View

B+

Retailer 11

$50,204 CAD

$35,870 USD

View

B+

Retailer 12

$50,436 CAD

$36,036 USD

View

Retailer 13

$51,287 CAD

$36,644 USD

View

Price last confirmed 16 days ago

B+

Retailer 14

$51,869 CAD

$37,060 USD

View

B+

Retailer 15

$54,316 CAD

$38,808 USD

View

Retailer 16

$56,636 CAD

€38,539 EUR

View

Retailer 17

$56,656 CAD

£31,874 GBP

View

Price last confirmed 16 days ago

Retailer 18

$56,760 CAD

$40,554 USD

View

Most Expensive

MOH London

D6DEA1204 · Oct 29

$74,781 CAD

£42,071 GBP

View

18 more retailers have this diamond

Prices start from $45,364 CADSave up to $29,417 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

B+

3.50ct Round

$45,364 CAD