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Oval|Lab Grown|IGI

3.16ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG798609294

Certificate IGI LG798609294

Diamond specifications and retailer prices

From $2,366 USD
Save $14,354 USD (86%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $16,720 USD at Brilliant Earth
View at Brilliant Earth

About this 3.16ct lab-grown oval diamond

This 3.16ct 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 LG798609294 or 798609294. Listed at 27 retailers, with prices from $2,366 to $16,720 at Brilliant Earth, a $14,354 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

3.16
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798609294
Dimensions11.97 × 8.38 × 5.12 mm
L/W Ratio1.43
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
11.97 mm8.38 mm3.16 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798609294
Side View
Table 60.0%Crown 36.3°Girdle: MediumPavilion 40.4°Culet: NoneDepth 61.1%

Caratlytics Score

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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: $16,720 USD|Low: $1,983 USD|High: $16,770 USD|Avg: $6,213 USD|-0.3%
Brilliant Earth
Retailer 2
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Retailer 24
September 30, 2026
Retailer 3$2,366 USD
Retailer 14$2,583 USD
Retailer 5$2,706 USD
Retailer 7$2,744 USD
Retailer 22$2,753 USD
Retailer 18$2,910 USD
Retailer 24$2,997 USD
Retailer 9$3,030 USD
Retailer 13$3,511 USD
Retailer 11$3,772 USD
Retailer 20$3,842 USD
Retailer 6$3,920 USD
Retailer 19$4,042 USD
Retailer 15$4,072 USD
Retailer 2$5,212 USD
Retailer 21$6,256 USD
Retailer 4$6,813 USD
Retailer 23$7,436 USD
Retailer 16$7,918 USD
Retailer 10$8,104 USD
Retailer 12$9,582 USD
Retailer 8$11,888 USD
Retailer 17$13,147 USD
Brilliant Earth$16,720 USD

34 data points across 24 retailers

27 retailers$2,366 USD to $16,720 USD

A
Cheapest Retailer
-
$2,366 USD
A
Retailer 2
-
$2,583 USD
View
A
Retailer 3
-
$2,706 USD
View
A
Retailer 4
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$2,717 USD
View
Price last confirmed 19 days ago
A
Retailer 5
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$2,744 USD
View
A
Retailer 6
-
$2,753 USD
View
A
Retailer 7
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$2,910 USD
View
A
Retailer 8
-
$2,997 USD
View
A
Retailer 9
-
$3,030 USD
View
A
Retailer 10
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$3,511 USD
View
B+
Retailer 11
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$3,772 USD
View
B+
Retailer 12
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$3,851 USD
£3,032 GBP
View
B+
Retailer 13
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$3,920 USD
View
B+
Retailer 14
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$4,042 USD
CA$5,614 CAD
View
B+
Retailer 15
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$4,072 USD
€3,878 EUR
View
B+
Retailer 16
-
$5,212 USD
£4,104 GBP
View
B+
Retailer 17
-
$6,256 USD
ZAR 101,073 ZAR
View
B+
Retailer 18
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$6,813 USD
View
B
Retailer 19
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$6,910 USD
View
B+
Retailer 20
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$7,436 USD
£5,855 GBP
View
B
Retailer 21
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$7,918 USD
View
Price last confirmed 8 days ago
B
Retailer 22
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$8,104 USD
View
B
Retailer 23
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$9,582 USD
View
B
Retailer 24
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$11,888 USD
View
B
Retailer 25
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$13,415 USD
View
B
Retailer 26
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$15,143 USD
View
Most Expensive
B
Brilliant Earth
20482068A · Sep 29
$16,720 USD
View
26 more retailers have this diamond
Prices start from $2,366 USDSave up to $14,354 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
3.16ct Oval
$2,366 USD