Heart|Natural|GIA

3.51ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 6541575365

Certificate GIA 6541575365

Diamond specifications and retailer prices

From €41,500 EUR

CA$64,394 CAD

As of October 27, 2026

Save €27,024 EUR (39%) vs most expensive(unlock to see where)

13 retailers carry this diamond

Most expensive: €68,524 EUR at MOH London · As of November 1, 2026

View at MOH London

About this 3.51ct natural heart diamond

This 3.51ct natural heart sits in the three to five carat band, graded E 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 6541575365. Listed at 13 retailers as of October 27, 2026, with prices from €41,500 to €68,524, a €27,024 spread on the same certified stone. MOH London lists it at €68,524. 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

3.51

Carat

Color

SI1

Clarity

Excellent

Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

OriginNatural

Grading LabGIA

CertificateGIA 6541575365

Dimensions9.11 × 10.50 × 6.37 mm

L/W Ratio1.15

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 6541575365

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 27

Current: €68,524 EUR|Low: €30,907 EUR|High: €69,349 EUR|Avg: €44,818 EUR|-1.1%

MOH London

Retailer 2

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Retailer 20

November 1, 2026

Retailer 7€30,907 EUR

Retailer 9€37,594 EUR

Retailer 12€37,645 EUR

Retailer 10€37,662 EUR

Retailer 6€38,055 EUR

Retailer 17€41,500 EUR

Retailer 3€43,319 EUR

Retailer 8€43,720 EUR

Retailer 20€44,211 EUR

Retailer 15€44,417 EUR

Retailer 13€45,704 EUR

Retailer 4€46,026 EUR

Retailer 19€46,026 EUR

Retailer 14€46,540 EUR

Retailer 5€47,276 EUR

Retailer 18€47,556 EUR

Retailer 11€47,720 EUR

Retailer 2€50,121 EUR

Retailer 16€51,195 EUR

MOH London€68,524 EUR

20 data points across 20 retailers

13 retailers€41,500 EUR to €68,524 EUR

B+

Cheapest Retailer

€41,500 EUR

CA$64,394 CAD

Retailer 2

€43,319 EUR

$48,396 USD

View

Price last confirmed 20 days ago

B+

Retailer 3

€44,211 EUR

$49,393 USD

View

B+

Retailer 4

€44,417 EUR

£39,073 GBP

View

B+

Retailer 5

€45,704 EUR

$51,061 USD

View

B+

Retailer 6

€46,026 EUR

$51,420 USD

View

B+

Retailer 7

€46,026 EUR

$51,420 USD

View

B+

Retailer 8

€46,540 EUR

$51,995 USD

View

B+

Retailer 9

€47,276 EUR

$52,817 USD

View

B+

Retailer 10

€47,556 EUR

$53,130 USD

View

Retailer 11

€50,121 EUR

$55,995 USD

View

Retailer 12

€51,195 EUR

$57,195 USD

View

Most Expensive

MOH London

51BC80EF8 · Nov 1

€68,524 EUR

£60,280 GBP

View

12 more retailers have this diamond

Prices start from €41,500 EURSave up to €27,024 EUR

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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B+

3.51ct Heart

€41,500 EUR