Oval|Lab Grown|IGI

4.00ct E SI1 Oval Lab Grown Diamond

VG • E/SI1 • IGI LG848616381

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG848616381

Diamond specifications and retailer prices

From $501 USD
£394 GBP
As of October 29, 2026
Save $2,869 USD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,370 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 4ct lab-grown oval diamond

This 4ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG848616381 or 848616381. Listed at 11 retailers as of October 28, 2026, with prices from $501 to $3,370, a $2,869 spread on the same certified stone. Brilliant Earth lists it at $3,370. 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

4.00
Carat
E
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848616381
Dimensions12.77 × 8.88 × 5.40 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
12.77 mm8.88 mm4.00 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848616381
Side View
Table 57.0%Crown 36.3°Girdle: STK-THKPavilion 37.5°Culet: NoneDepth 60.8%

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 29
Current: $3,370 USD|Low: $498 USD|High: $3,370 USD|Avg: $1,352 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 5$501 USD
Retailer 3$539 USD
Retailer 8$735 USD
Retailer 6$800 USD
Retailer 2$987 USD
Retailer 11$1,320 USD
Retailer 9$1,368 USD
Retailer 7$1,603 USD
Retailer 10$1,945 USD
Retailer 4$2,202 USD
Brilliant Earth$3,370 USD

7 data points across 11 retailers

11 retailers$501 USD to $3,370 USD

A
Cheapest Retailer
-
$501 USD
£394 GBP
A
Retailer 2
-
$539 USD
View
Final sale: no returns
A
Retailer 3
-
$735 USD
View
B+
Retailer 4
-
$800 USD
View
B+
Retailer 5
-
$987 USD
£777 GBP
View
B+
Retailer 6
-
$1,320 USD
View
B+
Retailer 7
-
$1,368 USD
View
B
Retailer 8
-
$1,603 USD
View
B
Retailer 9
-
$1,945 USD
View
B
Retailer 10
-
$2,202 USD
£1,734 GBP
View
Most Expensive
B
Brilliant Earth
22255351A · Oct 28
$3,370 USD
View
10 more retailers have this diamond
Prices start from $501 USDSave up to $2,869 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
4.00ct Oval
$501 USD