Asscher|Lab Grown|IGI

3.12ct F VS1 Asscher Lab Grown Diamond

ID • F/VS1 • IGI LG645489921

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG645489921

Diamond specifications and retailer prices

From €1,309 EUR

£1,151 GBP

As of October 31, 2026

6 retailers carry this diamond

Most expensive: €3,008 EUR at Brilliant Earth · As of September 28, 2026

View at Brilliant Earth

About this 3.12ct lab-grown asscher diamond

This 3.12ct lab-grown asscher sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG645489921 or 645489921. Listed at 6 retailers as of October 31, 2026. 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

3.12

Carat

Color

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle30.1°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG645489921

Dimensions8.04 × 7.82 × 5.36 mm

L/W Ratio1.03

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 LG645489921

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 31

Current: €3,008 EUR|Low: €439 EUR|High: €3,008 EUR|Avg: €1,371 EUR

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

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Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

Retailer 16

Retailer 17

September 29, 2026

Retailer 17€459 EUR

Retailer 7€613 EUR

Retailer 9€653 EUR

Retailer 4€655 EUR

Retailer 14€766 EUR

Retailer 12€885 EUR

Retailer 2€1,103 EUR

Retailer 10€1,150 EUR

Retailer 3€1,210 EUR

Retailer 16€1,569 EUR

Retailer 6€1,739 EUR

Retailer 8€1,838 EUR

Retailer 5€1,855 EUR

Retailer 15€1,884 EUR

Retailer 11€2,215 EUR

Retailer 13€2,264 EUR

Brilliant Earth€3,008 EUR

12 data points across 17 retailers

6 retailers

Retailer 1

€653 EUR

HK$5,700 HKD

Price last confirmed 59 days ago

Retailer 2

€1,150 EUR

$1,285 USD

View

Price last confirmed 33 days ago

Retailer 3

€1,210 EUR

$1,352 USD

View

Price last confirmed 37 days ago

B+

Retailer 4

€1,309 EUR

£1,151 GBP

View

Retailer 5

€2,215 EUR

$2,475 USD

View

Price last confirmed 34 days ago

Most Expensive

Brilliant Earth

16304840Y · Sep 28

€3,008 EUR

$3,360 USD

View

Price last confirmed 34 days ago

5 more retailers have this diamond

Prices start from €1,309 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+

3.12ct Asscher

€1,309 EUR