Radiant|Lab Grown|IGI

4.06ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG692574127

Certificate IGI LG692574127

Diamond specifications and retailer prices

From $4,984 USD
Save $15,771 USD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $20,755 USD at Taylor and Hart
View at Taylor and Hart

About this 4.06ct lab-grown radiant diamond

This 4.06ct 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 LG692574127 or 692574127. Listed at 15 retailers, with prices from $4,984 to $20,755 at Taylor and Hart, a $15,771 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

4.06
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG692574127
Dimensions8.12 × 8.12 × 11.51 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
8.12 mm8.12 mm4.06 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG692574127
Side View
Table 63.0%Crown 33.2°Girdle: MediumPavilion 35.8°Culet: NoneDepth 64.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Sep 30
Current: $4,984 USD|Low: $4,984 USD|High: $20,755 USD|Avg: $9,857 USD
Retailer 1
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
Taylor and Hart
September 30, 2026
Retailer 1$4,984 USD
Retailer 12$5,224 USD
Retailer 2$5,472 USD
Retailer 15$5,702 USD
Retailer 13$5,782 USD
Retailer 5$6,060 USD
Retailer 10$7,162 USD
Retailer 8$7,498 USD
Retailer 3$8,184 USD
Retailer 7$8,283 USD
Retailer 4$8,468 USD
Retailer 14$8,819 USD
Retailer 11$11,908 USD
Retailer 9$12,082 USD
Retailer 6$15,172 USD
Taylor and Hart$20,755 USD

37 data points across 16 retailers

15 retailers$4,984 USD to $20,755 USD

A
Cheapest Retailer
-
$4,984 USD
A
Retailer 2
-
$5,224 USD
View
A
Retailer 3
-
$5,472 USD
View
A
Retailer 4
-
$5,702 USD
View
A
Retailer 5
-
$5,782 USD
View
A
Retailer 6
-
$6,060 USD
View
A
Retailer 7
-
$7,162 USD
View
A
Retailer 8
-
$7,515 USD
£5,917 GBP
View
B+
Retailer 9
-
$8,184 USD
£6,444 GBP
View
B+
Retailer 10
-
$8,468 USD
View
B+
Retailer 11
-
$8,819 USD
€8,399 EUR
View
B+
Retailer 12
-
$11,908 USD
£9,376 GBP
View
B+
Retailer 13
-
$12,082 USD
ZAR 195,190 ZAR
View
B
Retailer 14
-
$15,172 USD
A$23,342 AUD
View
Price last confirmed 89 days ago
Most Expensive
B
Taylor and Hart
19DQAB3 · Sep 30
$20,755 USD
View
14 more retailers have this diamond
Prices start from $4,984 USDSave up to $15,771 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
4.06ct Radiant
$4,984 USD