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Oval|Lab Grown|IGI

1.00ct E SI1 Oval Lab Grown Diamond

VG • E/SI1 • IGI LG852640479

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG852640479

Diamond specifications and retailer prices

From $230 USD
As of November 6, 2026
Save $1,182 USD (84%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,412 USD at MOH London · As of November 5, 2026
View at MOH London

About this 1ct lab-grown oval diamond

This 1ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG852640479 or 852640479. Listed at 5 retailers as of November 5, 2026, with prices from $230 to $1,412, a $1,182 spread on the same certified stone. MOH London lists it at $1,412. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
E
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG852640479
Dimensions7.97 × 5.53 × 3.43 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.97 mm5.53 mm1.00 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG852640479
Side View
Table 68.0%Crown 35°Girdle: THK-VTKPavilion 41.1°Culet: NoneDepth 62.0%

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 6
Current: $1,412 USD|Low: $230 USD|High: $1,412 USD|Avg: $482 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 3$230 USD
Retailer 4$283 USD
Retailer 2$285 USD
Retailer 5$600 USD
MOH London$1,412 USD

4 data points across 5 retailers

5 retailers$230 USD to $1,412 USD

B+
Cheapest Retailer
-
$230 USD
B+
Retailer 2
-
$283 USD
View
A
Retailer 3
-
$285 USD
View
B
Retailer 4
-
$600 USD
View
Most Expensive
C
MOH London
LG852640479 · Nov 5
$1,412 USD
£1,112 GBP
View
4 more retailers have this diamond
Prices start from $230 USDSave up to $1,182 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
1.00ct Oval
$230 USD