Oval|Lab Grown|IGI

5.17ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG784642585

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG784642585

Diamond specifications and retailer prices

From $16,940 USD
As of October 31, 2026
7 retailers carry this diamond
Most expensive: $19,310 USD at MOH London · As of October 15, 2026
View at MOH London

About this 5.17ct lab-grown oval diamond

This 5.17ct 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 LG784642585 or 784642585. Listed at 7 retailers as of October 31, 2026. 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

5.17
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642585
Dimensions13.70 × 9.80 × 6.00 mm
L/W Ratio1.40
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
13.70 mm9.80 mm5.17 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642585
Side View
Table 63.0%Crown 35.4°Girdle: ThickPavilion 40.2°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $19,310 USD|Low: $8,285 USD|High: $54,730 USD|Avg: $21,784 USD|-9.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 9$8,285 USD
Retailer 12$8,498 USD
Retailer 7$9,615 USD
Retailer 6$10,787 USD
Retailer 10$11,222 USD
Retailer 13$11,905 USD
Retailer 3$13,102 USD
Retailer 2$16,940 USD
Retailer 8$17,883 USD
MOH London$19,310 USD
Retailer 5$35,030 USD
Retailer 4$42,328 USD
Retailer 11$52,160 USD

22 data points across 13 retailers

7 retailers

Retailer 1
-
$8,360 USD
Price last confirmed 21 days ago
Retailer 2
-
$10,787 USD
View
Price last confirmed 15 days ago
Retailer 3
-
$11,222 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$11,905 USD
View
Price last confirmed 24 days ago
Retailer 5
-
$12,038 USD
View
Price last confirmed 21 days ago
B+
Retailer 6
-
$16,940 USD
View
Most Expensive
MOH London
LG784642585 · Oct 15
$19,310 USD
£15,205 GBP
View
Price last confirmed 16 days ago
6 more retailers have this diamond
Prices start from $16,940 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.

B+
5.17ct Oval
$16,940 USD