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Oval|Lab Grown|IGI

1.86ct E FL Oval Lab Grown Diamond

VG • E/FL • IGI LG840629978

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG840629978

Diamond specifications and retailer prices

From $568 AUD
$399 USD
As of October 29, 2026
Save $5,083 AUD (90%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $5,651 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.86ct lab-grown oval diamond

This 1.86ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG840629978 or 840629978. Listed at 4 retailers as of October 29, 2026, with prices from $568 to $5,651, a $5,083 spread on the same certified stone. Brilliant Earth lists it at $5,651. 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

1.86
Carat
E
Colour
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840629978
Dimensions9.83 × 6.97 × 4.35 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.83 mm6.97 mm1.86 ctE / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840629978
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $5,651 AUD|Low: $568 AUD|High: $5,651 AUD|Avg: $2,450 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 2$568 AUD
Retailer 3$1,155 AUD
Retailer 4$2,425 AUD
Brilliant Earth$5,651 AUD

1 data point across 4 retailers

4 retailers$568 AUD to $5,651 AUD

Cheapest Retailer
-
$568 AUD
$399 USD
A
Retailer 2
-
$1,155 AUD
£639 GBP
View
B
Retailer 3
-
$2,425 AUD
SGD 2,302 SGD
View
Most Expensive
Brilliant Earth
22348572A · Oct 29
$5,651 AUD
$3,970 USD
View
3 more retailers have this diamond
Prices start from $568 AUDSave up to $5,083 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
1.86ct Oval
$568 AUD