Radiant|Lab Grown|IGI

3.06ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG742507814

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG742507814

Diamond specifications and retailer prices

From $1,731 USD
As of October 29, 2026
Save $3,829 USD (69%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,560 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.06ct lab-grown radiant diamond

This 3.06ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG742507814 or 742507814. Listed at 9 retailers as of October 28, 2026, with prices from $1,731 to $5,560, a $3,829 spread on the same certified stone. Rare Carat lists it at $5,560. 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

3.06
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle54.3°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742507814
Dimensions7.42 × 7.42 × 4.88 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
7.42 mm7.42 mm3.06 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742507814
Side View
Table 69.0%Crown 54.3°Girdle: MediumPavilion 39.4°Culet: NoneDepth 65.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $5,560 USD|Low: $1,658 USD|High: $5,560 USD|Avg: $3,403 USD|+1.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 6$1,731 USD
Retailer 2$2,109 USD
Retailer 4$2,148 USD
Retailer 5$2,387 USD
Retailer 8$3,097 USD
Retailer 3$4,849 USD
Retailer 7$5,341 USD
Rare Carat$5,560 USD

40 data points across 8 retailers

9 retailers$1,731 USD to $5,560 USD

A
Cheapest Retailer
-
$1,731 USD
A
Retailer 2
-
$2,109 USD
£1,661 GBP
View
A
Retailer 3
-
$2,148 USD
View
A
Retailer 4
-
$2,387 USD
€2,273 EUR
View
A
Retailer 5
-
$3,097 USD
View
B+
Retailer 6
-
$4,849 USD
£3,818 GBP
View
B
Retailer 7
-
$5,270 USD
View
B
Retailer 8
-
$5,450 USD
View
Most Expensive
B
Rare Carat
DM307-420A · Oct 28
$5,560 USD
View
8 more retailers have this diamond
Prices start from $1,731 USDSave up to $3,829 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.06ct Radiant
$1,731 USD