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Radiant|Lab Grown|IGI

3.11ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG762511569

Certificate IGI LG762511569

Diamond specifications and retailer prices

From $1,428 USD
Save $7,352 USD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,780 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 3.11ct lab-grown radiant diamond

This 3.11ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG762511569 or 762511569. Listed at 18 retailers, with prices from $1,428 to $8,780 at Do Amore Diamonds, a $7,352 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

3.11
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762511569
Dimensions7.29 × 7.29 × 10.41 mm
L/W Ratio1.00
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
7.29 mm7.29 mm3.11 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762511569
Side View
Table 65.0%Crown 42.4°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 67.4%

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: Oct 1
Current: $8,780 USD|Low: $1,019 USD|High: $8,923 USD|Avg: $4,045 USD
Do Amore Diamonds
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
October 1, 2026
Retailer 4$1,428 USD
Retailer 5$1,650 USD
Retailer 3$1,789 USD
Retailer 10$2,342 USD
Retailer 11$2,360 USD
Retailer 8$2,371 USD
Retailer 12$2,644 USD
Retailer 15$3,692 USD
Retailer 14$3,724 USD
Retailer 6$3,947 USD
Retailer 7$4,567 USD
Retailer 13$4,721 USD
Retailer 16$5,515 USD
Retailer 17$5,665 USD
Retailer 9$5,789 USD
Retailer 2$6,914 USD
Do Amore Diamonds$8,780 USD

39 data points across 17 retailers

18 retailers$1,428 USD to $8,780 USD

A
Cheapest Retailer
-
$1,428 USD
A
Retailer 2
-
$1,650 USD
View
A
Retailer 3
-
$1,789 USD
View
A
Retailer 4
-
$2,342 USD
View
A
Retailer 5
-
$2,365 USD
£1,862 GBP
View
A
Retailer 6
-
$2,371 USD
View
A
Retailer 7
-
$2,644 USD
View
A
Retailer 8
-
$2,758 USD
View
Price last confirmed 45 days ago
A
Retailer 9
-
$3,692 USD
A$5,680 AUD
View
A
Retailer 10
-
$3,724 USD
ZAR 60,156 ZAR
View
A
Retailer 11
-
$3,947 USD
£3,108 GBP
View
B+
Retailer 12
-
$4,567 USD
View
B+
Retailer 13
-
$4,721 USD
£3,717 GBP
View
B+
Retailer 14
-
$5,515 USD
View
B+
Retailer 15
-
$5,665 USD
SGD 7,655 SGD
View
B+
Retailer 16
-
$5,789 USD
View
B
Retailer 17
-
$6,914 USD
A$10,637 AUD
View
Most Expensive
B
Do Amore Diamonds
27-B25800B40 · Sep 30
$8,780 USD
View
17 more retailers have this diamond
Prices start from $1,428 USDSave up to $7,352 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
3.11ct Radiant
$1,428 USD