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Oval|Lab Grown|IGI

3.74ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG784642649

Certificate IGI LG784642649

Diamond specifications and retailer prices

From $3,080 USD
Save $17,730 USD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $20,810 USD at Brilliant Earth
View at Brilliant Earth

About this 3.74ct lab-grown oval diamond

This 3.74ct 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 LG784642649 or 784642649. Listed at 11 retailers, with prices from $3,080 to $20,810 at Brilliant Earth, a $17,730 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

3.74
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642649
Dimensions12.39 × 8.87 × 5.32 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
12.39 mm8.87 mm3.74 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642649
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 60.0%

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: $20,810 USD|Low: $2,364 USD|High: $23,900 USD|Avg: $9,047 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
September 29, 2026
Retailer 8$3,080 USD
Retailer 12$3,290 USD
Retailer 14$3,310 USD
Retailer 10$3,565 USD
Retailer 13$4,164 USD
Retailer 2$4,795 USD
Retailer 9$5,389 USD
Retailer 3$6,910 USD
Retailer 7$8,860 USD
Retailer 6$10,556 USD
Retailer 4$13,852 USD
Retailer 5$17,229 USD
Retailer 11$18,560 USD
Brilliant Earth$20,810 USD

20 data points across 14 retailers

11 retailers$3,080 USD to $20,810 USD

A
Cheapest Retailer
-
$3,080 USD
A
Retailer 2
-
$3,290 USD
View
A
Retailer 3
-
$3,310 USD
View
A
Retailer 4
-
$3,565 USD
View
A
Retailer 5
-
$4,164 USD
View
B+
Retailer 6
-
$4,795 USD
View
B+
Retailer 7
-
$5,389 USD
€5,132 EUR
View
B+
Retailer 8
-
$6,910 USD
View
Price last confirmed 72 days ago
B+
Retailer 9
-
$8,860 USD
£6,976 GBP
View
B
Retailer 10
-
$18,560 USD
View
Most Expensive
B
Brilliant Earth
20108015Y · Oct 1
$20,810 USD
View
10 more retailers have this diamond
Prices start from $3,080 USDSave up to $17,730 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
3.74ct Oval
$3,080 USD