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Oval|Lab Grown|IGI

5.09ct D VS1 Oval Lab Grown Diamond

EX • D/VS1 • IGI LG843678189

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843678189

Diamond specifications and retailer prices

From $2,583 USD
As of October 24, 2026
Save $1,428 USD (36%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $11,990 USD at Brilliant Earth · As of October 23, 2026
View at Brilliant Earth

About this 5.09ct lab-grown oval diamond

This 5.09ct lab-grown oval sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843678189 or 843678189. Listed at 13 retailers as of October 24, 2026, with a 55% 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

5.09
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843678189
Dimensions12.87 × 8.86 × 5.59 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.87 mm8.86 mm5.09 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843678189
Side View
Table 59.0%Crown 35.8°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.4%

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 24
Current: $11,990 USD|Low: $1,218 USD|High: $11,990 USD|Avg: $3,397 USD
Brilliant Earth
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
October 23, 2026
Retailer 2$1,237 USD
Retailer 10$1,246 USD
Retailer 12$1,305 USD
Retailer 3$1,778 USD
Retailer 9$1,785 USD
Retailer 8$1,839 USD
Retailer 11$2,330 USD
Retailer 15$2,480 USD
Retailer 13$2,583 USD
Retailer 4$3,170 USD
Retailer 5$3,395 USD
Retailer 6$3,924 USD
Retailer 7$4,011 USD
Retailer 14$4,234 USD
Brilliant Earth$11,990 USD

11 data points across 15 retailers

13 retailers$2,583 USD to $4,011 USD

Retailer 1
-
$1,246 USD
£981 GBP
Price last confirmed 8 days ago
Retailer 2
-
$1,305 USD
View
Price last confirmed 7 days ago
Retailer 3
-
$1,785 USD
£1,406 GBP
View
Price last confirmed 7 days ago
Retailer 4
-
$1,839 USD
View
Price last confirmed 7 days ago
Retailer 5
-
$2,330 USD
A$3,585 AUD
View
Price last confirmed 8 days ago
Retailer 6
-
$2,480 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$2,583 USD
View
B+
Retailer 8
-
$3,170 USD
£2,496 GBP
View
Retailer 9
-
$3,395 USD
View
Price last confirmed 8 days ago
Retailer 10
-
$3,924 USD
£3,090 GBP
View
Price last confirmed 9 days ago
B
Retailer 11
-
$4,011 USD
View
Retailer 12
-
$4,234 USD
View
Price last confirmed 8 days ago
Most Expensive
Brilliant Earth
21775588A · Oct 23
$11,990 USD
View
Price under review
12 more retailers have this diamond
Prices start from $2,583 USDSave up to $1,428 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+
5.09ct Oval
$2,583 USD