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Oval|Lab Grown|IGI

4.37ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG780663609

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG780663609

Diamond specifications and retailer prices

From $4,292 AUD
$3,015 USD
As of October 29, 2026
Save $18,184 AUD (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $22,475 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.37ct lab-grown oval diamond

This 4.37ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780663609 or 780663609. Listed at 15 retailers as of October 29, 2026, with prices from $4,292 to $22,475, a $18,184 spread on the same certified stone. Brilliant Earth lists it at $22,475. 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

4.37
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780663609
Dimensions13.01 × 9.31 × 5.81 mm
L/W Ratio1.40
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
13.01 mm9.31 mm4.37 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780663609
Side View
Table 62.0%Crown 36.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

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: $22,475 AUD|Low: $4,292 AUD|High: $22,475 AUD|Avg: $10,382 AUD
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
Retailer 15
October 30, 2026
Retailer 5$4,292 AUD
Retailer 15$5,101 AUD
Retailer 2$5,626 AUD
Retailer 12$6,291 AUD
Retailer 10$6,658 AUD
Retailer 8$8,870 AUD
Retailer 7$9,051 AUD
Retailer 11$9,352 AUD
Retailer 4$10,948 AUD
Retailer 14$11,127 AUD
Retailer 9$11,217 AUD
Retailer 6$14,539 AUD
Retailer 3$15,845 AUD
Retailer 13$17,861 AUD
Brilliant Earth$22,475 AUD

42 data points across 15 retailers

15 retailers$4,292 AUD to $22,475 AUD

A
Cheapest Retailer
-
$4,292 AUD
$3,015 USD
A
Retailer 2
-
$5,101 AUD
HK$28,000 HKD
View
A
Retailer 3
-
$5,626 AUD
£3,112 GBP
View
A
Retailer 4
-
$6,291 AUD
$4,420 USD
View
A
Retailer 5
-
$6,658 AUD
€4,455 EUR
View
A
Retailer 6
-
$8,870 AUD
ZAR 100,672 ZAR
View
A
Retailer 7
-
$9,051 AUD
$6,359 USD
View
Retailer 8
-
$9,352 AUD
$6,570 USD
View
Price last confirmed 9 days ago
A
Retailer 9
-
$10,948 AUD
$7,691 USD
View
B+
Retailer 10
-
$11,127 AUD
$7,817 USD
View
B+
Retailer 11
-
$11,217 AUD
£6,205 GBP
View
B+
Retailer 12
-
$14,539 AUD
$10,214 USD
View
B+
Retailer 13
-
$16,168 AUD
$11,359 USD
View
Retailer 14
-
$17,861 AUD
View
Price last confirmed 25 days ago
Most Expensive
B
Brilliant Earth
19088562A · Oct 29
$22,475 AUD
$15,790 USD
View
14 more retailers have this diamond
Prices start from $4,292 AUDSave up to $18,184 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
4.37ct Oval
$4,292 AUD