Heart|Lab Grown|IGI

20.12ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG802624683

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG802624683

Diamond specifications and retailer prices

From €7,308 EUR

£6,433 GBP

As of November 2, 2026

Save €25,779 EUR (78%) vs most expensive(unlock to see where)

14 retailers carry this diamond

Most expensive: €33,087 EUR at Taylor and Hart · As of October 31, 2026

View at Taylor and Hart

About this 20.12ct lab-grown heart diamond

This 20.12ct lab-grown heart sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG802624683 or 802624683. Listed at 14 retailers as of October 31, 2026, with prices from €7,308 to €33,087, a €25,779 spread on the same certified stone. Taylor and Hart lists it at €33,087. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

20.12

Carat

Color

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle40.1°

Pavilion angle32.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG802624683

Dimensions18.87 × 15.69 × 10.69 mm

L/W Ratio1.20

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG802624683

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

Unlock full score analysis

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

Price History

Last verified: Nov 2

Current: €9,961 EUR|Low: €7,308 EUR|High: €35,425 EUR|Avg: €13,773 EUR|-20.3%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Taylor and Hart

November 3, 2026

Retailer 8€7,308 EUR

Retailer 6€8,785 EUR

Retailer 2€9,376 EUR

Retailer 11€9,750 EUR

Retailer 1€9,961 EUR

Retailer 5€10,069 EUR

Retailer 3€10,192 EUR

Retailer 4€10,739 EUR

Retailer 10€10,843 EUR

Retailer 12€10,876 EUR

Retailer 7€10,880 EUR

Retailer 9€20,554 EUR

Retailer 13€22,600 EUR

Taylor and Hart€33,087 EUR

35 data points across 14 retailers

14 retailers€7,308 EUR to €33,087 EUR

Cheapest Retailer

€7,308 EUR

£6,433 GBP

B+

Retailer 2

€8,785 EUR

$9,821 USD

View

Final sale: no returns

B+

Retailer 3

€9,376 EUR

$10,481 USD

View

B+

Retailer 4

€9,750 EUR

$10,900 USD

View

B+

Retailer 5

€9,961 EUR

$11,136 USD

View

B+

Retailer 6

€10,069 EUR

$11,256 USD

View

B+

Retailer 7

€10,192 EUR

$11,394 USD

View

B+

Retailer 8

€10,739 EUR

$12,005 USD

View

B+

Retailer 9

€10,843 EUR

$12,122 USD

View

Retailer 10

€10,876 EUR

$12,158 USD

View

Price last confirmed 21 days ago

B+

Retailer 11

€10,880 EUR

£9,577 GBP

View

Retailer 12

€20,554 EUR

A$35,350 AUD

View

Retailer 13

€22,600 EUR

$25,265 USD

View

Most Expensive

Taylor and Hart

6PTYT4W · Oct 31

€33,087 EUR

$36,988 USD

View

13 more retailers have this diamond

Prices start from €7,308 EURSave up to €25,779 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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20.12ct Heart

€7,308 EUR