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Round|Lab Grown|IGI

12.05ct E VS2 Round Lab Grown Diamond

ID • E/VS2 • IGI LG783666255

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783666255

Diamond specifications and retailer prices

From €2,313 EUR
£2,035 GBP
As of November 1, 2026
Save €7,726 EUR (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €10,039 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 12.05ct lab-grown round diamond

This 12.05ct lab-grown round sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG783666255 or 783666255. Listed at 15 retailers as of October 31, 2026, with prices from €2,313 to €10,039, a €7,726 spread on the same certified stone. Taylor and Hart lists it at €10,039. 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

12.05
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783666255
Dimensions14.74 × 14.66 × 8.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.74 mm14.66 mm12.05 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783666255
Side View
Table 56.0%Crown 35.3°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
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 1
Current: €2,313 EUR|Low: €2,305 EUR|High: €10,039 EUR|Avg: €4,376 EUR|+0.4%
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
Taylor and Hart
November 1, 2026
Retailer 1€2,313 EUR
Retailer 4€2,483 EUR
Retailer 9€2,701 EUR
Retailer 5€2,781 EUR
Retailer 6€2,862 EUR
Retailer 3€2,880 EUR
Retailer 10€2,882 EUR
Retailer 14€3,273 EUR
Retailer 7€3,876 EUR
Retailer 2€3,959 EUR
Retailer 12€4,139 EUR
Retailer 11€4,225 EUR
Retailer 8€7,235 EUR
Retailer 13€8,322 EUR
Taylor and Hart€10,039 EUR

42 data points across 15 retailers

15 retailers€2,313 EUR to €10,039 EUR

A
Cheapest Retailer
-
€2,313 EUR
£2,035 GBP
A
Retailer 2
-
€2,483 EUR
$2,774 USD
View
A
Retailer 3
-
€2,701 EUR
$3,018 USD
View
A
Retailer 4
-
€2,781 EUR
$3,107 USD
View
Final sale: no returns
Retailer 5
-
€2,862 EUR
$3,197 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
€2,880 EUR
$3,218 USD
View
A
Retailer 7
-
€2,882 EUR
$3,220 USD
View
A
Retailer 8
-
€3,273 EUR
$3,657 USD
View
A
Retailer 9
-
€3,876 EUR
£3,409 GBP
View
A
Retailer 10
-
€3,959 EUR
$4,423 USD
View
A
Retailer 11
-
€4,139 EUR
$4,624 USD
View
A
Retailer 12
-
€4,225 EUR
$4,720 USD
View
B+
Retailer 13
-
€7,235 EUR
$8,083 USD
View
B+
Retailer 14
-
€8,322 EUR
$9,297 USD
View
Most Expensive
B
Taylor and Hart
FCLPYTQ · Oct 31
€10,039 EUR
$11,216 USD
View
14 more retailers have this diamond
Prices start from €2,313 EURSave up to €7,726 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
12.05ct Round
€2,313 EUR