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Round|Lab Grown|IGI

12.20ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG797690692

Shape and cutting style on the report: Round brilliant

Certificate IGI LG797690692

Diamond specifications and retailer prices

From $4,243 USD
£3,341 GBP
As of November 1, 2026
Save $24,147 USD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $28,390 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 12.2ct lab-grown round diamond

This 12.2ct lab-grown round sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG797690692 or 797690692. Listed at 18 retailers as of October 31, 2026, with prices from $4,243 to $28,390, a $24,147 spread on the same certified stone. Do Amore Diamonds lists it at $28,390. 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

12.20
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797690692
Dimensions14.89 × 14.86 × 9.01 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.89 mm14.86 mm12.20 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797690692
Side View
Table 57.0%Crown 34°Girdle: MediumPavilion 40.5°Culet: NoneDepth 60.6%

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: $28,390 USD|Low: $4,243 USD|High: $33,250 USD|Avg: $9,131 USD|-14.6%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 11
Retailer 12
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Retailer 18
November 1, 2026
Retailer 2$4,243 USD
Retailer 16$4,324 USD
Retailer 5$4,620 USD
Retailer 13$4,786 USD
Retailer 15$4,835 USD
Retailer 8$4,935 USD
Retailer 17$6,228 USD
Retailer 14$6,602 USD
Retailer 7$6,825 USD
Retailer 12$6,832 USD
Retailer 6$6,857 USD
Retailer 10$7,857 USD
Retailer 4$8,177 USD
Retailer 18$8,968 USD
Retailer 11$11,962 USD
Retailer 3$13,175 USD
Retailer 9$18,880 USD
Do Amore Diamonds$28,390 USD

39 data points across 18 retailers

18 retailers$4,243 USD to $28,390 USD

A
Cheapest Retailer
-
$4,243 USD
£3,341 GBP
A
Retailer 2
-
$4,324 USD
View
A
Retailer 3
-
$4,620 USD
View
Final sale: no returns
A
Retailer 4
-
$4,786 USD
View
A
Retailer 5
-
$4,835 USD
View
A
Retailer 6
-
$4,935 USD
View
B+
Retailer 7
-
$6,228 USD
View
B+
Retailer 8
-
$6,602 USD
View
Retailer 9
-
$6,825 USD
View
Price last confirmed 14 days ago
B+
Retailer 10
-
$6,832 USD
£5,379 GBP
View
B+
Retailer 11
-
$6,857 USD
View
B+
Retailer 12
-
$7,857 USD
View
B+
Retailer 13
-
$8,177 USD
ZAR 132,105 ZAR
View
B+
Retailer 14
-
$8,968 USD
View
B+
Retailer 15
-
$11,962 USD
A$18,403 AUD
View
B
Retailer 16
-
$13,175 USD
View
B
Retailer 17
-
$18,880 USD
View
Most Expensive
Do Amore Diamonds
27-19EC4BA4F · Oct 31
$28,390 USD
View
17 more retailers have this diamond
Prices start from $4,243 USDSave up to $24,147 USD

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
12.20ct Round
$4,243 USD