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Oval|Lab Grown|IGI

3.37ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG780663143

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780663143

Diamond specifications and retailer prices

From $2,283 AUD
$1,604 USD
As of October 29, 2026
Save $11,386 AUD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $24,625 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.37ct lab-grown oval diamond

This 3.37ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780663143 or 780663143. Listed at 14 retailers as of October 29, 2026, with a 499% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.37
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780663143
Dimensions12.10 × 8.33 × 5.27 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
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
12.10 mm8.33 mm3.37 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780663143
Side View
Table 58.0%Crown 36.4°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.3%

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: $24,625 AUD|Low: $2,283 AUD|High: $25,379 AUD|Avg: $8,711 AUD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 8$2,283 AUD
Retailer 14$2,660 AUD
Retailer 2$2,965 AUD
Retailer 13$3,177 AUD
Retailer 3$3,381 AUD
Retailer 9$3,859 AUD
Retailer 7$4,885 AUD
Retailer 12$5,466 AUD
Retailer 10$5,519 AUD
Retailer 11$7,465 AUD
Retailer 4$8,113 AUD
Retailer 6$9,525 AUD
Retailer 5$13,669 AUD
Brilliant Earth$24,625 AUD

36 data points across 14 retailers

14 retailers$2,283 AUD to $13,669 AUD

A
Cheapest Retailer
-
$2,283 AUD
$1,604 USD
A
Retailer 2
-
$2,660 AUD
HK$14,600 HKD
View
A
Retailer 3
-
$2,965 AUD
£1,640 GBP
View
A
Retailer 4
-
$3,177 AUD
$2,232 USD
View
A
Retailer 5
-
$3,381 AUD
€2,262 EUR
View
A
Retailer 6
-
$3,859 AUD
$2,711 USD
View
B+
Retailer 7
-
$4,885 AUD
ZAR 55,448 ZAR
View
B+
Retailer 8
-
$5,466 AUD
$3,840 USD
View
B+
Retailer 9
-
$5,519 AUD
$3,877 USD
View
B+
Retailer 10
-
$7,465 AUD
$5,245 USD
View
Retailer 11
-
$8,113 AUD
$5,700 USD
View
Price last confirmed 11 days ago
Retailer 12
-
$9,525 AUD
£5,269 GBP
View
Price last confirmed 21 days ago
B
Retailer 13
-
$13,669 AUD
$9,603 USD
View
Most Expensive
Brilliant Earth
19646792Y · Oct 29
$24,625 AUD
$17,300 USD
View
Price under review
13 more retailers have this diamond
Prices start from $2,283 AUDSave up to $11,386 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
3.37ct Oval
$2,283 AUD