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Heart|Lab Grown|IGI

12.03ct F VS2 Heart Lab Grown Diamond

EX • F/VS2 • IGI LG679516450

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG679516450

Diamond specifications and retailer prices

From €4,782 EUR
£4,223 GBP
As of November 2, 2026
Save €16,135 EUR (77%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €20,917 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 12.03ct lab-grown heart diamond

This 12.03ct lab-grown heart sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG679516450 or 679516450. Listed at 17 retailers as of October 31, 2026, with prices from €4,782 to €20,917, a €16,135 spread on the same certified stone. Taylor and Hart lists it at €20,917. 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

12.03
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG679516450
Dimensions13.90 × 15.66 × 9.58 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.90 mm15.66 mm12.03 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG679516450
Side View
Table 58.0%Crown 35.7°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 61.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €14,344 EUR|Low: €4,781 EUR|High: €16,564 EUR|Avg: €7,870 EUR|+21.5%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 3, 2026
Retailer 12€4,782 EUR
Retailer 15€5,134 EUR
Retailer 6€5,380 EUR
Retailer 5€5,749 EUR
Retailer 8€5,779 EUR
Retailer 7€5,955 EUR
Retailer 16€5,955 EUR
Retailer 3€5,956 EUR
Retailer 11€6,806 EUR
Retailer 4€7,068 EUR
Retailer 10€7,579 EUR
Retailer 14€9,044 EUR
Retailer 17€9,193 EUR
Retailer 9€9,457 EUR
Retailer 13€9,900 EUR
Retailer 1€14,344 EUR
Retailer 2€16,564 EUR

39 data points across 17 retailers

17 retailers€4,782 EUR to €20,917 EUR

A
Cheapest Retailer
-
€4,782 EUR
£4,223 GBP
Retailer 2
-
€5,134 EUR
$5,758 USD
View
Price last confirmed 12 days ago
Retailer 3
-
€5,380 EUR
$6,034 USD
View
Price last confirmed 13 days ago
B+
Retailer 4
-
€5,749 EUR
$6,448 USD
View
Final sale: no returns
B+
Retailer 5
-
€5,779 EUR
$6,482 USD
View
Retailer 6
-
€5,955 EUR
$6,679 USD
View
Price last confirmed 12 days ago
Retailer 7
-
€5,955 EUR
$6,679 USD
View
Price last confirmed 21 days ago
B+
Retailer 8
-
€5,956 EUR
$6,680 USD
View
B+
Retailer 9
-
€6,806 EUR
$7,634 USD
View
Retailer 10
-
€7,068 EUR
$7,928 USD
View
Price last confirmed 12 days ago
B+
Retailer 11
-
€7,579 EUR
£6,693 GBP
View
B
Retailer 12
-
€9,044 EUR
$10,144 USD
View
B
Retailer 13
-
€9,193 EUR
$10,311 USD
View
B
Retailer 14
-
€9,900 EUR
A$17,083 AUD
View
B
Retailer 15
-
€14,344 EUR
$16,088 USD
View
B
Retailer 16
-
€16,564 EUR
$18,579 USD
View
Most Expensive
B
Taylor and Hart
2RMUQU0 · Oct 31
€20,917 EUR
$23,461 USD
View
16 more retailers have this diamond
Prices start from €4,782 EURSave up to €16,135 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.

A
12.03ct Heart
€4,782 EUR