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Heart|Lab Grown|IGI

12.27ct G VS2 Heart Lab Grown Diamond

ID • G/VS2 • IGI LG627422836

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG627422836

Diamond specifications and retailer prices

From €3,805 EUR
£3,347 GBP
As of November 1, 2026
Save €13,126 EUR (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €16,930 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 12.27ct lab-grown heart diamond

This 12.27ct lab-grown heart sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG627422836 or 627422836. Listed at 17 retailers as of October 31, 2026, with prices from €3,805 to €16,930, a €13,126 spread on the same certified stone. Taylor and Hart lists it at €16,930. 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

12.27
Carat
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627422836
Dimensions14.99 × 16.65 × 8.81 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
14.99 mm16.65 mm12.27 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627422836
Side View
Table 60.0%Crown 31.9°Girdle: MED-STKPavilion 37.5°Culet: NoneDepth 52.9%

Caratlytics Score

How it works →
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 1
Current: €3,805 EUR|Low: €3,803 EUR|High: €13,165 EUR|Avg: €6,184 EUR|-1.2%
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
November 1, 2026
Retailer 1€3,805 EUR
Retailer 2€4,083 EUR
Retailer 14€4,279 EUR
Retailer 5€4,573 EUR
Retailer 7€4,737 EUR
Retailer 11€4,737 EUR
Retailer 15€4,740 EUR
Retailer 8€4,812 EUR
Retailer 3€5,618 EUR
Retailer 12€5,919 EUR
Retailer 10€6,101 EUR
Retailer 4€7,327 EUR
Retailer 9€7,706 EUR
Retailer 13€8,422 EUR
Retailer 16€8,877 EUR
Retailer 6€13,165 EUR

36 data points across 16 retailers

17 retailers€3,805 EUR to €16,930 EUR

A
Cheapest Retailer
-
€3,805 EUR
£3,347 GBP
A
Retailer 2
-
€4,083 EUR
$4,562 USD
View
A
Retailer 3
-
€4,279 EUR
$4,781 USD
View
A
Retailer 4
-
€4,573 EUR
$5,109 USD
View
Final sale: no returns
A
Retailer 5
-
€4,737 EUR
$5,292 USD
View
Retailer 6
-
€4,737 EUR
$5,292 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
€4,740 EUR
$5,295 USD
View
A
Retailer 8
-
€4,812 EUR
$5,376 USD
View
B+
Retailer 9
-
€5,618 EUR
$6,277 USD
View
B+
Retailer 10
-
€5,919 EUR
$6,613 USD
View
B+
Retailer 11
-
€6,101 EUR
£5,367 GBP
View
Retailer 12
-
€7,327 EUR
$8,186 USD
View
Price last confirmed 11 days ago
B+
Retailer 13
-
€7,706 EUR
View
B+
Retailer 14
-
€8,422 EUR
$9,409 USD
View
B+
Retailer 15
-
€8,877 EUR
$9,917 USD
View
B
Retailer 16
-
€13,165 EUR
$14,708 USD
View
Most Expensive
B
Taylor and Hart
W9WHQIR · Oct 31
€16,930 EUR
$18,915 USD
View
16 more retailers have this diamond
Prices start from €3,805 EURSave up to €13,126 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
12.27ct Heart
€3,805 EUR