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Oval|Lab Grown|IGI

5.16ct G IF Oval Lab Grown Diamond

EX • G/IF • IGI LG720586728

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG720586728

Diamond specifications and retailer prices

From $6,413 USD
CA$8,907 CAD
As of October 30, 2026
Save $10,677 USD (62%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $40,290 USD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 5.16ct lab-grown oval diamond

This 5.16ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG720586728 or 720586728. Listed at 8 retailers as of October 30, 2026, with a 166% 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

5.16
Carat
G
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720586728
Dimensions13.82 × 9.99 × 6.07 mm
L/W Ratio1.38
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 Faint Blue
Top View
13.82 mm9.99 mm5.16 ctG / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720586728
Side View
Table 60.0%Crown 35°Girdle: THN-MEDPavilion 40.3°Culet: NoneDepth 60.8%

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 30
Current: $40,290 USD|Low: $6,413 USD|High: $40,290 USD|Avg: $14,979 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 25, 2026
Retailer 6$6,413 USD
Retailer 3$9,585 USD
Retailer 7$10,274 USD
Retailer 5$10,370 USD
Retailer 2$12,429 USD
Retailer 8$14,654 USD
Retailer 4$17,090 USD
Do Amore Diamonds$40,290 USD

16 data points across 8 retailers

8 retailers$6,413 USD to $17,090 USD

A
Cheapest Retailer
-
$6,413 USD
CA$8,907 CAD
Retailer 2
-
$9,585 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$10,274 USD
View
A
Retailer 4
-
$10,370 USD
View
B+
Retailer 5
-
$12,429 USD
€11,837 EUR
View
B+
Retailer 6
-
$14,654 USD
View
B
Retailer 7
-
$17,090 USD
View
Most Expensive
Do Amore Diamonds
32-LG720586728 · Nov 1
$40,290 USD
View
Price under review
7 more retailers have this diamond
Prices start from $6,413 USDSave up to $10,677 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
5.16ct Oval
$6,413 USD