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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 $711 AUD
£393 GBP
As of October 30, 2026
Save $4,087 AUD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,798 AUD 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 $711 to $4,798, a $4,087 spread on the same certified stone. Brilliant Earth lists it at $4,798. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,798 AUD|Low: $709 AUD|High: $4,798 AUD|Avg: $1,934 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2$711 AUD
Retailer 3$767 AUD
Retailer 8$1,046 AUD
Retailer 6$1,139 AUD
Retailer 4$1,410 AUD
Retailer 11$1,879 AUD
Retailer 9$1,947 AUD
Retailer 7$2,282 AUD
Retailer 10$2,769 AUD
Retailer 5$3,135 AUD
Brilliant Earth$4,798 AUD

8 data points across 11 retailers

11 retailers$711 AUD to $4,798 AUD

A
Cheapest Retailer
-
$711 AUD
£393 GBP
A
Retailer 2
-
$767 AUD
$539 USD
View
Final sale: no returns
A
Retailer 3
-
$1,046 AUD
$735 USD
View
B+
Retailer 4
-
$1,139 AUD
$800 USD
View
B+
Retailer 5
-
$1,410 AUD
£780 GBP
View
B+
Retailer 6
-
$1,879 AUD
$1,320 USD
View
B+
Retailer 7
-
$1,947 AUD
$1,368 USD
View
B
Retailer 8
-
$2,282 AUD
$1,603 USD
View
B
Retailer 9
-
$2,769 AUD
$1,945 USD
View
B
Retailer 10
-
$3,135 AUD
£1,734 GBP
View
Most Expensive
B
Brilliant Earth
22255351A · Oct 28
$4,798 AUD
$3,370 USD
View
10 more retailers have this diamond
Prices start from $711 AUDSave up to $4,087 AUD

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
$711 AUD