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Oval|Lab Grown|IGI

3.77ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG744514449

Certificate IGI LG744514449

Diamond specifications and retailer prices

From $2,474 USD
Save $18,506 USD (88%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $20,980 USD at Brilliant Earth
View at Brilliant Earth

About this 3.77ct lab-grown oval diamond

This 3.77ct 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 LG744514449 or 744514449. Listed at 16 retailers, with prices from $2,474 to $20,980 at Brilliant Earth, a $18,506 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

3.77
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744514449
Dimensions12.15 × 8.72 × 5.57 mm
L/W Ratio1.39
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
12.15 mm8.72 mm3.77 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744514449
Side View
Table 60.0%Crown 34.1°Girdle: STK-THKPavilion 41.3°Culet: NoneDepth 63.9%

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 28
Current: $20,980 USD|Low: $2,382 USD|High: $24,090 USD|Avg: $9,360 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 13$2,474 USD
Retailer 16$2,692 USD
Retailer 18$2,890 USD
Retailer 5$3,035 USD
Retailer 7$3,334 USD
Retailer 3$3,561 USD
Retailer 6$3,820 USD
Retailer 15$4,354 USD
Retailer 2$4,498 USD
Retailer 19$4,938 USD
Retailer 8$6,941 USD
Retailer 14$7,836 USD
Retailer 12$8,583 USD
Retailer 11$13,890 USD
Retailer 10$13,964 USD
Retailer 4$17,020 USD
Retailer 17$17,431 USD
Brilliant Earth$20,980 USD
Retailer 9$22,160 USD

26 data points across 19 retailers

16 retailers$2,474 USD to $20,980 USD

A
Cheapest Retailer
-
$2,474 USD
A
Retailer 2
-
$2,692 USD
View
A
Retailer 3
-
$2,890 USD
View
A
Retailer 4
-
$3,035 USD
View
A
Retailer 5
-
$3,334 USD
View
A
Retailer 6
-
$3,561 USD
View
A
Retailer 7
-
$3,820 USD
View
A
Retailer 8
-
$4,354 USD
View
A
Retailer 9
-
$4,498 USD
View
B+
Retailer 10
-
$4,938 USD
€4,703 EUR
View
B+
Retailer 11
-
$6,941 USD
View
Price last confirmed 73 days ago
B+
Retailer 12
-
$7,836 USD
View
B+
Retailer 13
-
$8,583 USD
£6,758 GBP
View
B
Retailer 14
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$17,020 USD
View
B
Retailer 15
-
$17,431 USD
View
Most Expensive
B
Brilliant Earth
17398975Y · Oct 1
$20,980 USD
View
15 more retailers have this diamond
Prices start from $2,474 USDSave up to $18,506 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
3.77ct Oval
$2,474 USD