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Oval|Lab Grown|IGI

3.74ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG764650785

Certificate IGI LG764650785

Diamond specifications and retailer prices

From $3,275 USD
Save $16,845 USD (84%) vs most expensive(unlock to see where)
22 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 LG764650785 or 764650785. Listed at 22 retailers, with a 514% 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

3.74
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764650785
Dimensions12.48 × 8.77 × 5.48 mm
L/W Ratio1.42
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
12.48 mm8.77 mm3.74 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG764650785
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

Caratlytics Score

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

Price History

Last verified: Oct 1
Current: $20,810 USD|Low: $2,492 USD|High: $23,900 USD|Avg: $9,832 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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
September 29, 2026
Retailer 9$3,275 USD
Retailer 16$3,480 USD
Retailer 18$3,547 USD
Retailer 4$3,550 USD
Retailer 17$4,779 USD
Retailer 7$5,086 USD
Retailer 2$5,088 USD
Retailer 15$5,574 USD
Retailer 5$5,700 USD
Retailer 11$7,229 USD
Retailer 12$8,535 USD
Retailer 13$9,605 USD
Retailer 3$9,796 USD
Retailer 14$11,728 USD
Retailer 8$13,099 USD
Retailer 6$15,326 USD
Retailer 10$17,514 USD
Retailer 19$20,120 USD
Brilliant Earth$20,810 USD

28 data points across 19 retailers

22 retailers$3,275 USD to $20,120 USD

A
Cheapest Retailer
-
$3,275 USD
A
Retailer 2
-
$3,480 USD
View
A
Retailer 3
-
$3,547 USD
View
A
Retailer 4
-
$3,550 USD
View
B+
Retailer 5
-
$4,779 USD
View
B+
Retailer 6
-
$5,086 USD
View
B+
Retailer 7
-
$5,099 USD
£4,015 GBP
View
B+
Retailer 8
-
$5,574 USD
€5,309 EUR
View
B+
Retailer 9
-
$5,700 USD
£4,488 GBP
View
B+
Retailer 10
-
$7,229 USD
View
Price last confirmed 66 days ago
B+
Retailer 11
-
$8,000 USD
View
Price last confirmed 55 days ago
B
Retailer 12
-
$8,535 USD
ZAR 137,886 ZAR
View
B
Retailer 13
-
$9,605 USD
£7,563 GBP
View
B+
Retailer 14
-
$9,796 USD
View
B
Retailer 15
-
$10,147 USD
View
B
Retailer 16
-
$11,728 USD
View
B
Retailer 17
-
$13,099 USD
View
B
Retailer 18
-
$15,326 USD
View
B
Retailer 19
-
$17,211 USD
View
Price last confirmed 38 days ago
B
Retailer 20
-
$17,514 USD
View
B
Retailer 21
-
$20,120 USD
View
Most Expensive
B
Brilliant Earth
18615480A · Sep 23
$20,810 USD
View
Price last confirmed 7 days ago
21 more retailers have this diamond
Prices start from $3,275 USDSave up to $16,845 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
$3,275 USD