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Oval|Lab Grown|IGI

3.00ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG808602127

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG808602127

Diamond specifications and retailer prices

From $397 USD
As of October 31, 2026
Save $3,973 USD (91%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,370 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3ct lab-grown oval diamond

This 3ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG808602127 or 808602127. Listed at 6 retailers as of October 28, 2026, with prices from $397 to $4,370, a $3,973 spread on the same certified stone. Brilliant Earth lists it at $4,370. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.00
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG808602127
Dimensions11.60 × 8.07 × 4.98 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
11.60 mm8.07 mm3.00 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG808602127
Side View
Table 62.0%Crown 35.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.7%

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: Oct 31
Current: $4,370 USD|Low: $248 USD|High: $4,510 USD|Avg: $1,314 USD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 28, 2026
Retailer 9$248 USD
Retailer 2$397 USD
Retailer 8$660 USD
Retailer 7$697 USD
Retailer 3$813 USD
Retailer 6$971 USD
Retailer 5$1,213 USD
Retailer 4$1,860 USD
Brilliant Earth$4,370 USD

29 data points across 9 retailers

6 retailers$397 USD to $4,370 USD

A
Cheapest Retailer
-
$397 USD
Final sale: no returns
A
Retailer 2
-
$813 USD
£640 GBP
View
Retailer 3
-
$1,213 USD
View
Price last confirmed 46 days ago
Retailer 4
-
$1,860 USD
View
Price last confirmed 10 days ago
Retailer 5
-
$1,930 USD
View
Price last confirmed 42 days ago
Most Expensive
B
Brilliant Earth
20324371A · Oct 28
$4,370 USD
View
5 more retailers have this diamond
Prices start from $397 USDSave up to $3,973 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
3.00ct Oval
$397 USD