Radiant|Lab Grown|IGI

4.16ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG784642675

Certificate IGI LG784642675

Diamond specifications and retailer prices

From $4,696 USD
Save $25,954 USD (85%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $33,802 USD at With Clarity
View at With Clarity

About this 4.16ct lab-grown radiant diamond

This 4.16ct lab-grown radiant 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 LG784642675 or 784642675. Listed at 8 retailers, with a 553% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.16
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.2°
Pavilion angle32.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642675
Dimensions11.50 × 7.87 × 5.13 mm
L/W Ratio1.46
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
11.50 mm7.87 mm4.16 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642675
Side View
Table 64.0%Crown 42.2°Girdle: STK-THKPavilion 32.2°Culet: NoneDepth 65.2%

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: Oct 1
Current: $9,253 USD|Low: $4,696 USD|High: $33,970 USD|Avg: $18,395 USD|-17.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
With Clarity
October 1, 2026
Retailer 6$4,696 USD
Retailer 5$5,210 USD
Retailer 7$7,038 USD
Retailer 1$9,253 USD
Retailer 3$11,748 USD
Retailer 9$13,580 USD
Retailer 8$22,580 USD
Retailer 10$24,504 USD
Retailer 4$30,650 USD
Retailer 2$32,039 USD
With Clarity$33,802 USD

14 data points across 11 retailers

8 retailers$4,696 USD to $30,650 USD

A
Cheapest Retailer
-
$4,696 USD
A
Retailer 2
-
$5,210 USD
View
A
Retailer 3
-
$7,038 USD
View
B+
Retailer 4
-
$9,253 USD
€8,812 EUR
View
B+
Retailer 5
-
$11,748 USD
£9,250 GBP
View
B
Retailer 6
-
$22,580 USD
View
B
Retailer 7
-
$30,650 USD
View
Most Expensive
B
With Clarity
784642675 · Aug 12
$33,802 USD
View
Price last confirmed 50 days ago
7 more retailers have this diamond
Prices start from $4,696 USDSave up to $25,954 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
4.16ct Radiant
$4,696 USD