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Oval|Lab Grown|IGI

3.53ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG818654278

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818654278

Diamond specifications and retailer prices

From $2,531 AUD
$1,778 USD
As of October 29, 2026
Save $9,877 AUD (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $12,408 AUD at With Clarity · As of October 31, 2026
View at With Clarity

About this 3.53ct lab-grown oval diamond

This 3.53ct 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 LG818654278 or 818654278. Listed at 21 retailers as of October 29, 2026, with prices from $2,531 to $12,408, a $9,877 spread on the same certified stone. With Clarity lists it at $12,408. 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

3.53
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654278
Dimensions11.95 × 8.56 × 5.46 mm
L/W Ratio1.40
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
11.95 mm8.56 mm3.53 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654278
Side View
Table 56.0%Crown 34.8°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.8%

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 29
Current: $4,130 AUD|Low: $2,531 AUD|High: $19,959 AUD|Avg: $7,001 AUD|-26.7%
Retailer 1
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
Retailer 16
Retailer 17
Retailer 18
With Clarity
November 1, 2026
Retailer 18$2,531 AUD
Retailer 16$2,755 AUD
Retailer 5$2,937 AUD
Retailer 15$3,175 AUD
Retailer 9$3,246 AUD
Retailer 1$4,130 AUD
Retailer 6$4,608 AUD
Retailer 11$5,359 AUD
Retailer 3$5,504 AUD
Retailer 7$6,075 AUD
Retailer 4$6,237 AUD
Retailer 13$6,819 AUD
Retailer 17$7,690 AUD
Retailer 14$8,431 AUD
Retailer 2$9,019 AUD
Retailer 8$10,295 AUD
Retailer 10$11,327 AUD
Retailer 12$11,773 AUD
With Clarity$12,408 AUD

30 data points across 19 retailers

21 retailers$2,531 AUD to $12,408 AUD

A
Cheapest Retailer
-
$2,531 AUD
$1,778 USD
A
Retailer 2
-
$2,755 AUD
$1,935 USD
View
A
Retailer 3
-
$2,937 AUD
$2,063 USD
View
Retailer 4
-
$2,950 AUD
$2,072 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
$3,175 AUD
$2,230 USD
View
A
Retailer 6
-
$3,246 AUD
$2,280 USD
View
Final sale: no returns
A
Retailer 7
-
$4,130 AUD
£2,284 GBP
View
A
Retailer 8
-
$4,608 AUD
$3,237 USD
View
B+
Retailer 9
-
$5,359 AUD
€3,585 EUR
View
B+
Retailer 10
-
$5,504 AUD
$3,866 USD
View
Retailer 11
-
$5,692 AUD
$3,998 USD
View
Price last confirmed 26 days ago
B+
Retailer 12
-
$6,075 AUD
£3,360 GBP
View
B+
Retailer 13
-
$6,237 AUD
$4,381 USD
View
B+
Retailer 14
-
$6,819 AUD
ZAR 77,378 ZAR
View
B+
Retailer 15
-
$7,690 AUD
$5,402 USD
View
B+
Retailer 16
-
$8,431 AUD
£4,663 GBP
View
B+
Retailer 17
-
$9,019 AUD
$6,335 USD
View
B+
Retailer 18
-
$10,295 AUD
$7,232 USD
View
B
Retailer 19
-
$11,327 AUD
SGD 10,752 SGD
View
B
Retailer 20
-
$11,773 AUD
$8,270 USD
View
Most Expensive
B
With Clarity
818654278 · Oct 31
$12,408 AUD
$8,716 USD
View
20 more retailers have this diamond
Prices start from $2,531 AUDSave up to $9,877 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
3.53ct Oval
$2,531 AUD