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Oval|Lab Grown|IGI

4.59ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG816608299

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816608299

Diamond specifications and retailer prices

From $5,178 AUD
$3,629 USD
As of November 1, 2026
Save $30,451 AUD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $35,630 AUD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 4.59ct lab-grown oval diamond

This 4.59ct 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 LG816608299 or 816608299. Listed at 13 retailers as of November 1, 2026, with prices from $5,178 to $35,630, a $30,451 spread on the same certified stone. Do Amore Diamonds lists it at $35,630. 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

4.59
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816608299
Dimensions12.94 × 9.28 × 5.90 mm
L/W Ratio1.39
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
12.94 mm9.28 mm4.59 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816608299
Side View
Table 57.0%Crown 36.8°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 63.6%

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: Nov 1
Current: $35,630 AUD|Low: $5,178 AUD|High: $41,509 AUD|Avg: $13,610 AUD|-14.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 8$5,178 AUD
Retailer 4$5,635 AUD
Retailer 11$6,228 AUD
Retailer 7$6,893 AUD
Retailer 10$8,123 AUD
Retailer 13$8,286 AUD
Retailer 3$8,459 AUD
Retailer 9$9,312 AUD
Retailer 12$11,306 AUD
Retailer 5$11,501 AUD
Retailer 2$14,202 AUD
Retailer 6$19,862 AUD
Do Amore Diamonds$35,630 AUD

33 data points across 13 retailers

13 retailers$5,178 AUD to $35,630 AUD

A
Cheapest Retailer
-
$5,178 AUD
$3,629 USD
A
Retailer 2
-
$5,635 AUD
$3,949 USD
View
A
Retailer 3
-
$6,204 AUD
$4,348 USD
View
A
Retailer 4
-
$6,228 AUD
$4,365 USD
View
A
Retailer 5
-
$8,123 AUD
$5,693 USD
View
A
Retailer 6
-
$8,286 AUD
$5,807 USD
View
A
Retailer 7
-
$8,459 AUD
$5,928 USD
View
A
Retailer 8
-
$9,312 AUD
$6,526 USD
View
B+
Retailer 9
-
$11,306 AUD
€7,546 EUR
View
Retailer 10
-
$11,501 AUD
$8,060 USD
View
Price last confirmed 19 days ago
B+
Retailer 11
-
$14,202 AUD
£7,837 GBP
View
B+
Retailer 12
-
$19,862 AUD
$13,920 USD
View
Most Expensive
B
Do Amore Diamonds
27-E2AC29546 · Nov 1
$35,630 AUD
$24,970 USD
View
12 more retailers have this diamond
Prices start from $5,178 AUDSave up to $30,451 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
4.59ct Oval
$5,178 AUD