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Oval|Lab Grown|IGI

3.68ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG804665038

Certificate IGI LG804665038

Diamond specifications and retailer prices

From $3,861 USD
Save $16,619 USD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $20,480 USD at Brilliant Earth
View at Brilliant Earth

About this 3.68ct lab-grown oval diamond

This 3.68ct 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 LG804665038 or 804665038. Listed at 13 retailers, with prices from $3,861 to $20,480 at Brilliant Earth, a $16,619 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

3.68
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804665038
Dimensions12.20 × 8.73 × 5.49 mm
L/W Ratio1.40
Girdle conditionFaceted
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
12.20 mm8.73 mm3.68 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804665038
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.9%

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: Sep 30
Current: $20,480 USD|Low: $3,708 USD|High: $20,530 USD|Avg: $8,430 USD|-0.2%
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
October 1, 2026
Retailer 11$3,861 USD
Retailer 8$4,230 USD
Retailer 3$4,721 USD
Retailer 6$4,835 USD
Retailer 5$4,902 USD
Retailer 10$6,266 USD
Retailer 12$6,817 USD
Retailer 4$7,120 USD
Retailer 2$8,967 USD
Retailer 7$9,197 USD
Retailer 9$12,173 USD
Retailer 13$15,232 USD
Brilliant Earth$20,480 USD

25 data points across 13 retailers

13 retailers$3,861 USD to $20,480 USD

A
Cheapest Retailer
-
$3,861 USD
A
Retailer 2
-
$4,230 USD
View
B+
Retailer 3
-
$4,721 USD
View
B+
Retailer 4
-
$4,835 USD
£3,807 GBP
View
B+
Retailer 5
-
$4,902 USD
HK$38,300 HKD
View
B+
Retailer 6
-
$6,266 USD
€5,968 EUR
View
B+
Retailer 7
-
$6,817 USD
A$10,488 AUD
View
B+
Retailer 8
-
$7,120 USD
View
Price last confirmed 66 days ago
B+
Retailer 9
-
$8,967 USD
£7,061 GBP
View
B
Retailer 10
-
$9,197 USD
View
B
Retailer 11
-
$12,173 USD
View
B
Retailer 12
-
$15,543 USD
View
Most Expensive
B
Brilliant Earth
20449504A · Oct 1
$20,480 USD
View
12 more retailers have this diamond
Prices start from $3,861 USDSave up to $16,619 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
3.68ct Oval
$3,861 USD