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Radiant|Lab Grown|IGI

4.11ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG737578578

Certificate IGI LG737578578

Diamond specifications and retailer prices

From $3,684 USD
Save $13,142 USD (78%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $16,826 USD at With Clarity
View at With Clarity

About this 4.11ct lab-grown radiant diamond

This 4.11ct 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 LG737578578 or 737578578. Listed at 23 retailers, with prices from $3,684 to $16,826 at With Clarity, a $13,142 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

4.11
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737578578
Dimensions11.18 × 8.03 × 5.40 mm
L/W Ratio1.39
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
11.18 mm8.03 mm4.11 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG737578578
Side View
Table 64.0%Crown 42.4°Girdle: MED-STKPavilion 34.7°Culet: NoneDepth 67.2%

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: Sep 30
Current: $4,126 USD|Low: $3,060 USD|High: $17,483 USD|Avg: $8,398 USD|+32.5%
Retailer 1
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Retailer 21
Retailer 22
With Clarity
October 1, 2026
Retailer 20$3,684 USD
Retailer 21$4,008 USD
Retailer 1$4,126 USD
Retailer 4$4,148 USD
Retailer 9$4,214 USD
Retailer 3$4,425 USD
Retailer 10$5,228 USD
Retailer 2$5,312 USD
Retailer 19$5,340 USD
Retailer 8$5,715 USD
Retailer 17$5,746 USD
Retailer 18$6,014 USD
Retailer 7$6,553 USD
Retailer 5$6,782 USD
Retailer 12$9,263 USD
Retailer 15$11,393 USD
Retailer 14$11,677 USD
Retailer 22$11,760 USD
Retailer 11$11,863 USD
Retailer 16$14,493 USD
Retailer 6$15,085 USD
Retailer 13$15,361 USD
With Clarity$16,489 USD

42 data points across 23 retailers

23 retailers$3,684 USD to $16,826 USD

A
Cheapest Retailer
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$3,684 USD
A
Retailer 2
-
$4,008 USD
View
A
Retailer 3
-
$4,126 USD
View
A
Retailer 4
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$4,148 USD
View
A
Retailer 5
-
$4,214 USD
View
A
Retailer 6
-
$4,425 USD
View
A
Retailer 7
-
$5,228 USD
View
A
Retailer 8
-
$5,312 USD
HK$41,500 HKD
View
A
Retailer 9
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$5,340 USD
View
A
Retailer 10
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$5,715 USD
View
A
Retailer 11
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$5,746 USD
£4,525 GBP
View
A
Retailer 12
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$6,014 USD
View
A
Retailer 13
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$6,553 USD
£5,160 GBP
View
A
Retailer 14
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$6,782 USD
€6,459 EUR
View
B+
Retailer 15
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$9,263 USD
£7,294 GBP
View
B+
Retailer 16
-
$11,393 USD
View
B+
Retailer 17
-
$11,677 USD
View
B+
Retailer 18
-
$11,760 USD
View
B+
Retailer 19
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$11,863 USD
View
B+
Retailer 20
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$14,493 USD
A$22,297 AUD
View
B
Retailer 21
-
$15,085 USD
View
B
Retailer 22
-
$15,361 USD
SGD 20,758 SGD
View
Most Expensive
B
With Clarity
737578578 · Sep 30
$16,826 USD
View
22 more retailers have this diamond
Prices start from $3,684 USDSave up to $13,142 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
4.11ct Radiant
$3,684 USD