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Oval|Lab Grown|IGI

3.80ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG784645346

Certificate IGI LG784645346

Diamond specifications and retailer prices

From $3,127 USD
Save $18,013 USD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $21,140 USD at Brilliant Earth
View at Brilliant Earth

About this 3.8ct lab-grown oval diamond

This 3.8ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784645346 or 784645346. Listed at 11 retailers, with prices from $3,127 to $21,140 at Brilliant Earth, a $18,013 spread on the same certified stone. 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

3.80
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784645346
Dimensions12.17 × 8.61 × 5.62 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
12.17 mm8.61 mm3.80 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784645346
Side View
Table 58.0%Crown 38.3°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 65.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $21,140 USD|Low: $2,400 USD|High: $24,280 USD|Avg: $9,362 USD|-12.9%
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
October 1, 2026
Retailer 9$3,127 USD
Retailer 12$3,340 USD
Retailer 14$3,360 USD
Retailer 10$3,670 USD
Retailer 13$4,230 USD
Retailer 7$4,871 USD
Retailer 2$5,535 USD
Retailer 3$6,967 USD
Retailer 6$8,397 USD
Retailer 8$9,000 USD
Retailer 5$14,075 USD
Retailer 11$18,850 USD
Brilliant Earth$21,140 USD
Retailer 4$22,331 USD

20 data points across 14 retailers

11 retailers$3,127 USD to $21,140 USD

A
Cheapest Retailer
-
$3,127 USD
A
Retailer 2
-
$3,340 USD
View
B+
Retailer 3
-
$3,360 USD
View
A
Retailer 4
-
$3,670 USD
View
A
Retailer 5
-
$4,230 USD
View
B+
Retailer 6
-
$4,871 USD
View
B+
Retailer 7
-
$5,535 USD
€5,271 EUR
View
B
Retailer 8
-
$6,967 USD
View
Price last confirmed 73 days ago
B
Retailer 9
-
$9,000 USD
£7,087 GBP
View
B
Retailer 10
-
$18,850 USD
View
Most Expensive
B
Brilliant Earth
19021343Y · Oct 1
$21,140 USD
View
10 more retailers have this diamond
Prices start from $3,127 USDSave up to $18,013 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.

A
3.80ct Oval
$3,127 USD