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Round|Lab Grown|IGI

12.23ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG797690693

Shape and cutting style on the report: Round brilliant

Certificate IGI LG797690693

Diamond specifications and retailer prices

From $4,253 USD
£3,349 GBP
As of November 1, 2026
Save $14,673 USD (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $28,450 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 12.23ct lab-grown round diamond

This 12.23ct 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 LG797690693 or 797690693. Listed at 17 retailers as of October 31, 2026, with a 345% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

12.23
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797690693
Dimensions14.68 × 14.63 × 9.17 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
14.68 mm14.63 mm12.23 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797690693
Side View
Table 58.0%Crown 35.7°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.5%

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: $28,450 USD|Low: $4,253 USD|High: $33,330 USD|Avg: $9,286 USD|-14.6%
Do Amore Diamonds
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 1, 2026
Retailer 10$4,253 USD
Retailer 16$4,334 USD
Retailer 4$4,631 USD
Retailer 13$4,797 USD
Retailer 15$4,850 USD
Retailer 7$4,946 USD
Retailer 17$6,243 USD
Retailer 14$6,617 USD
Retailer 6$6,830 USD
Retailer 12$6,848 USD
Retailer 5$6,874 USD
Retailer 9$7,893 USD
Retailer 3$8,990 USD
Retailer 11$11,991 USD
Retailer 2$13,206 USD
Retailer 8$18,926 USD
Do Amore Diamonds$28,450 USD

39 data points across 17 retailers

17 retailers$4,253 USD to $18,926 USD

A
Cheapest Retailer
-
$4,253 USD
£3,349 GBP
A
Retailer 2
-
$4,334 USD
View
A
Retailer 3
-
$4,631 USD
View
Final sale: no returns
A
Retailer 4
-
$4,797 USD
View
A
Retailer 5
-
$4,850 USD
View
A
Retailer 6
-
$4,946 USD
View
B+
Retailer 7
-
$6,243 USD
View
B+
Retailer 8
-
$6,617 USD
View
Retailer 9
-
$6,830 USD
View
Price last confirmed 14 days ago
B+
Retailer 10
-
$6,848 USD
£5,392 GBP
View
B+
Retailer 11
-
$6,874 USD
View
B+
Retailer 12
-
$7,893 USD
View
B+
Retailer 13
-
$8,990 USD
View
B+
Retailer 14
-
$11,991 USD
A$18,447 AUD
View
Retailer 15
-
$13,206 USD
View
B
Retailer 16
-
$18,926 USD
View
Most Expensive
Do Amore Diamonds
27-1CF2489ED · Oct 31
$28,450 USD
View
Price under review
16 more retailers have this diamond
Prices start from $4,253 USDSave up to $14,673 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
12.23ct Round
$4,253 USD