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Oval|Lab Grown|IGI

4.27ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG768630673

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG768630673

Diamond specifications and retailer prices

From $4,259 AUD
$2,992 USD
As of October 29, 2026
Save $12,639 AUD (75%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $16,898 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.27ct lab-grown oval diamond

This 4.27ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768630673 or 768630673. Listed at 14 retailers as of October 29, 2026, with prices from $4,259 to $16,898, a $12,639 spread on the same certified stone. Brilliant Earth lists it at $16,898. 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

4.27
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768630673
Dimensions13.37 × 9.08 × 5.67 mm
L/W Ratio1.47
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
13.37 mm9.08 mm4.27 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768630673
Side View
Table 60.0%Crown 36.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.4%

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 29
Current: $16,898 AUD|Low: $4,259 AUD|High: $24,671 AUD|Avg: $11,114 AUD|-31.5%
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 12$4,259 AUD
Retailer 7$4,639 AUD
Retailer 14$4,975 AUD
Retailer 2$5,499 AUD
Retailer 11$6,150 AUD
Retailer 15$6,507 AUD
Retailer 8$8,671 AUD
Retailer 13$8,671 AUD
Retailer 6$10,293 AUD
Retailer 10$10,699 AUD
Retailer 3$10,876 AUD
Retailer 9$10,965 AUD
Retailer 5$14,215 AUD
Retailer 4$15,799 AUD
Brilliant Earth$16,898 AUD

40 data points across 15 retailers

14 retailers$4,259 AUD to $16,898 AUD

A
Cheapest Retailer
-
$4,259 AUD
$2,992 USD
A
Retailer 2
-
$4,975 AUD
HK$27,300 HKD
View
A
Retailer 3
-
$5,499 AUD
£3,042 GBP
View
A
Retailer 4
-
$6,150 AUD
$4,320 USD
View
A
Retailer 5
-
$6,507 AUD
€4,353 EUR
View
B+
Retailer 6
-
$8,671 AUD
ZAR 98,394 ZAR
View
A
Retailer 7
-
$8,671 AUD
$6,091 USD
View
Retailer 8
-
$10,293 AUD
$7,230 USD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
$10,699 AUD
$7,515 USD
View
B+
Retailer 10
-
$10,876 AUD
$7,640 USD
View
B+
Retailer 11
-
$10,965 AUD
£6,065 GBP
View
B+
Retailer 12
-
$14,215 AUD
$9,986 USD
View
B
Retailer 13
-
$15,799 AUD
$11,098 USD
View
Most Expensive
B
Brilliant Earth
18918997A · Oct 30
$16,898 AUD
$11,870 USD
View
13 more retailers have this diamond
Prices start from $4,259 AUDSave up to $12,639 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
4.27ct Oval
$4,259 AUD