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Oval|Lab Grown|IGI

5.18ct F IF Oval Lab Grown Diamond

EX • F/IF • IGI LG628475904

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG628475904

Diamond specifications and retailer prices

From €7,093 EUR
$7,924 USD
As of October 31, 2026
Save €23,239 EUR (77%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €33,605 EUR at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 5.18ct lab-grown oval diamond

This 5.18ct lab-grown oval sits in the over five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG628475904 or 628475904. Listed at 23 retailers as of October 31, 2026, with a 328% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628475904
Dimensions13.96 × 9.90 × 5.90 mm
L/W Ratio1.41
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
13.96 mm9.90 mm5.18 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628475904
Side View
Table 61.0%Crown 34.2°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 59.6%

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: Oct 31
Current: €33,605 EUR|Low: €7,566 EUR|High: €71,173 EUR|Avg: €18,874 EUR|-5.4%
Frank Darling
Retailer 2
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Retailer 12
Retailer 13
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Retailer 17
November 1, 2026
Retailer 6€7,826 EUR
Retailer 5€8,463 EUR
Retailer 15€8,687 EUR
Retailer 7€8,766 EUR
Retailer 14€9,750 EUR
Retailer 13€9,774 EUR
Retailer 3€10,143 EUR
Retailer 2€11,475 EUR
Retailer 8€13,859 EUR
Retailer 17€15,494 EUR
Retailer 16€16,033 EUR
Retailer 11€17,363 EUR
Retailer 10€19,658 EUR
Retailer 12€20,083 EUR
Retailer 9€29,047 EUR
Frank Darling€33,605 EUR
Retailer 4€71,173 EUR

41 data points across 17 retailers

23 retailers€7,093 EUR to €30,332 EUR

A
Cheapest Retailer
-
€7,093 EUR
$7,924 USD
Retailer 2
-
€7,254 EUR
$8,104 USD
View
Price last confirmed 31 days ago
A
Retailer 3
-
€7,826 EUR
$8,743 USD
View
Retailer 4
-
€7,859 EUR
$8,780 USD
View
Price last confirmed 36 days ago
B+
Retailer 5
-
€8,463 EUR
$9,455 USD
View
Final sale: no returns
B+
Retailer 6
-
€8,687 EUR
$9,705 USD
View
Retailer 7
-
€8,766 EUR
$9,793 USD
View
Price last confirmed 30 days ago
B+
Retailer 8
-
€9,750 EUR
$10,893 USD
View
B+
Retailer 9
-
€9,774 EUR
$10,920 USD
View
B+
Retailer 10
-
€10,143 EUR
$11,332 USD
View
Retailer 11
-
€10,881 EUR
$12,156 USD
View
Price last confirmed 25 days ago
B+
Retailer 12
-
€11,475 EUR
£10,094 GBP
View
B
Retailer 13
-
€13,859 EUR
£12,192 GBP
View
B
Retailer 14
-
€15,494 EUR
$17,310 USD
View
B+
Retailer 15
-
€16,033 EUR
$17,912 USD
View
B
Retailer 16
-
€17,363 EUR
£15,274 GBP
View
B
Retailer 17
-
€19,658 EUR
ZAR 354,799 ZAR
View
Retailer 18
-
€20,083 EUR
A$34,518 AUD
View
Price last confirmed 10 days ago
B
Retailer 19
-
€29,047 EUR
$32,451 USD
View
B
Retailer 20
-
€30,332 EUR
$33,887 USD
View
Most Expensive
Frank Darling
VD_2223EC · Oct 31
€33,605 EUR
$37,544 USD
View
Price under review
20 more retailers have this diamond
Prices start from €7,093 EURSave up to €23,239 EUR

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
€7,093 EUR