Oval|Lab Grown|IGI

1.20ct E VS2 Oval Lab Grown Diamond

ID • E/VS2 • IGI LG818666640

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818666640

Diamond specifications and retailer prices

From $284 USD
£224 GBP
As of October 30, 2026
Save $829 USD (74%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,289 USD at Taylor and Hart · As of October 18, 2026
View at Taylor and Hart

About this 1.2ct lab-grown oval diamond

This 1.2ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818666640 or 818666640. Listed at 8 retailers as of October 29, 2026, with a 292% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818666640
Dimensions8.52 × 5.99 × 3.74 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.52 mm5.99 mm1.20 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818666640
Side View
Table 59.0%Crown 34.4°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.4%

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: Oct 30
Current: $284 USD|Low: $281 USD|High: $1,289 USD|Avg: $647 USD|+1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Taylor and Hart
October 30, 2026
Retailer 1$284 USD
Retailer 6$415 USD
Retailer 7$431 USD
Retailer 2$431 USD
Retailer 5$760 USD
Retailer 4$764 USD
Retailer 3$1,114 USD
Taylor and Hart$1,289 USD

40 data points across 8 retailers

8 retailers$284 USD to $1,114 USD

A
Cheapest Retailer
-
$284 USD
£224 GBP
A
Retailer 2
-
$415 USD
View
A
Retailer 3
-
$431 USD
View
A
Retailer 4
-
$431 USD
£339 GBP
View
B+
Retailer 5
-
$760 USD
View
B+
Retailer 6
-
$764 USD
View
B
Retailer 7
-
$1,114 USD
£877 GBP
View
Most Expensive
Taylor and Hart
2EILNUH · Oct 18
$1,289 USD
View
Price last confirmed 12 days ago
7 more retailers have this diamond
Prices start from $284 USDSave up to $829 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
1.20ct Oval
$284 USD