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Oval|Lab Grown|IGI

3.16ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG768631978

Certificate IGI LG768631978

Diamond specifications and retailer prices

From $1,667 USD
Save $15,053 USD (90%) vs most expensive(unlock to see where)
16 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 LG768631978 or 768631978. Listed at 16 retailers, with prices from $1,667 to $16,720 at Brilliant Earth, a $15,053 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768631978
Dimensions11.37 × 8.15 × 5.17 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
11.37 mm8.15 mm3.16 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768631978
Side View
Table 59.0%Crown 36.1°Girdle: MED-THKPavilion 39.6°Culet: NoneDepth 63.4%

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: $16,720 USD|Low: $1,588 USD|High: $18,800 USD|Avg: $7,417 USD|-11.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 12
Retailer 13
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 1, 2026
Retailer 15$1,667 USD
Retailer 17$1,814 USD
Retailer 4$2,045 USD
Retailer 18$2,105 USD
Retailer 7$2,224 USD
Retailer 13$2,262 USD
Retailer 5$2,561 USD
Retailer 19$3,312 USD
Retailer 6$3,420 USD
Retailer 16$4,001 USD
Retailer 12$4,728 USD
Retailer 14$6,170 USD
Retailer 11$6,622 USD
Retailer 2$11,019 USD
Retailer 9$11,410 USD
Retailer 3$11,470 USD
Retailer 10$16,106 USD
Brilliant Earth$16,720 USD
Retailer 8$17,026 USD

25 data points across 19 retailers

16 retailers$1,667 USD to $16,720 USD

A
Cheapest Retailer
-
$1,667 USD
A
Retailer 2
-
$1,814 USD
View
A
Retailer 3
-
$2,045 USD
View
A
Retailer 4
-
$2,105 USD
View
A
Retailer 5
-
$2,224 USD
View
A
Retailer 6
-
$2,262 USD
View
A
Retailer 7
-
$2,561 USD
View
A
Retailer 8
-
$3,312 USD
€3,154 EUR
View
A
Retailer 9
-
$3,420 USD
View
B+
Retailer 10
-
$4,001 USD
View
B+
Retailer 11
-
$4,728 USD
View
B+
Retailer 12
-
$5,655 USD
View
B+
Retailer 13
-
$6,170 USD
£4,858 GBP
View
B
Retailer 14
-
$11,019 USD
View
B
Retailer 15
-
$11,470 USD
View
Most Expensive
B
Brilliant Earth
18285372Y · Oct 1
$16,720 USD
View
15 more retailers have this diamond
Prices start from $1,667 USDSave up to $15,053 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
$1,667 USD