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Oval|Lab Grown|IGI

5.18ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG784646972

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG784646972

Diamond specifications and retailer prices

From $7,832 USD
As of November 1, 2026
Save $40,068 USD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $47,900 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.18ct lab-grown oval diamond

This 5.18ct lab-grown oval sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784646972 or 784646972. Listed at 16 retailers as of October 31, 2026, with prices from $7,832 to $47,900, a $40,068 spread on the same certified stone. Do Amore Diamonds lists it at $47,900. 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

5.18
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784646972
Dimensions13.59 × 9.57 × 6.04 mm
L/W Ratio1.42
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
13.59 mm9.57 mm5.18 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784646972
Side View
Table 61.0%Crown 35.7°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 63.1%

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: $47,900 USD|Low: $7,832 USD|High: $59,570 USD|Avg: $17,118 USD|-3.9%
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
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 10$7,832 USD
Retailer 14$8,259 USD
Retailer 12$8,598 USD
Retailer 9$8,880 USD
Retailer 5$8,887 USD
Retailer 7$9,024 USD
Retailer 13$9,253 USD
Retailer 16$11,026 USD
Retailer 6$12,107 USD
Retailer 8$12,295 USD
Retailer 4$12,305 USD
Retailer 11$15,890 USD
Retailer 2$17,328 USD
Retailer 3$19,557 USD
Retailer 15$27,958 USD
Do Amore Diamonds$47,900 USD

33 data points across 16 retailers

16 retailers$7,832 USD to $47,900 USD

A
Cheapest Retailer
-
$7,832 USD
A
Retailer 2
-
$8,259 USD
View
A
Retailer 3
-
$8,328 USD
View
A
Retailer 4
-
$8,598 USD
View
Final sale: no returns
A
Retailer 5
-
$8,880 USD
View
Retailer 6
-
$8,887 USD
View
Price last confirmed 7 days ago
Retailer 7
-
$9,024 USD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$11,026 USD
View
Retailer 9
-
$12,107 USD
View
Price last confirmed 8 days ago
Retailer 10
-
$12,295 USD
View
Price last confirmed 24 days ago
Retailer 11
-
$12,305 USD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$15,890 USD
View
B+
Retailer 13
-
$17,328 USD
€16,503 EUR
View
B+
Retailer 14
-
$19,557 USD
£15,399 GBP
View
B
Retailer 15
-
$27,958 USD
View
Most Expensive
B
Do Amore Diamonds
27-4C8A21CEC · Oct 31
$47,900 USD
View
15 more retailers have this diamond
Prices start from $7,832 USDSave up to $40,068 USD

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
5.18ct Oval
$7,832 USD