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Radiant|Lab Grown|IGI

4.07ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG681578433

Certificate IGI LG681578433

Diamond specifications and retailer prices

From $3,307 USD
Save $19,443 USD (85%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $22,750 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 4.07ct lab-grown radiant diamond

This 4.07ct 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 LG681578433 or 681578433. Listed at 27 retailers, with prices from $3,307 to $22,750 at Do Amore Diamonds, a $19,443 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

4.07
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681578433
Dimensions11.52 × 7.97 × 5.18 mm
L/W Ratio1.45
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
11.52 mm7.97 mm4.07 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681578433
Side View
Table 64.0%Crown 42.9°Girdle: MED-STKPavilion 33.4°Culet: NoneDepth 65.0%

Caratlytics Score

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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: Sep 30
Current: $22,750 USD|Low: $2,966 USD|High: $24,040 USD|Avg: $8,294 USD|-5.4%
Do Amore Diamonds
Retailer 2
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Retailer 22
October 1, 2026
Retailer 4$3,762 USD
Retailer 3$3,990 USD
Retailer 8$4,187 USD
Retailer 21$4,359 USD
Retailer 9$5,178 USD
Retailer 22$5,325 USD
Retailer 16$5,511 USD
Retailer 13$5,678 USD
Retailer 7$6,492 USD
Retailer 5$6,717 USD
Retailer 20$6,820 USD
Retailer 17$8,847 USD
Retailer 19$9,178 USD
Retailer 18$9,181 USD
Retailer 12$10,476 USD
Retailer 10$10,560 USD
Retailer 14$11,282 USD
Retailer 15$11,650 USD
Retailer 2$14,350 USD
Retailer 6$14,938 USD
Retailer 11$15,413 USD
Do Amore Diamonds$22,750 USD

39 data points across 22 retailers

27 retailers$3,307 USD to $22,750 USD

A
Cheapest Retailer
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$3,307 USD
A
Retailer 2
-
$3,598 USD
View
A
Retailer 3
-
$3,762 USD
View
A
Retailer 4
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$3,783 USD
View
A
Retailer 5
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$3,990 USD
View
A
Retailer 6
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$4,187 USD
View
A
Retailer 7
-
$4,359 USD
View
A
Retailer 8
-
$5,178 USD
View
A
Retailer 9
-
$5,291 USD
View
A
Retailer 10
-
$5,325 USD
HK$41,600 HKD
View
A
Retailer 11
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$5,511 USD
View
A
Retailer 12
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$5,691 USD
£4,481 GBP
View
A
Retailer 13
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$5,786 USD
£4,556 GBP
View
Price last confirmed 21 days ago
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Retailer 14
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$6,492 USD
£5,112 GBP
View
A
Retailer 15
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$6,717 USD
€6,397 EUR
View
A
Retailer 16
-
$6,820 USD
View
B+
Retailer 17
-
$8,847 USD
ZAR 142,923 ZAR
View
B+
Retailer 18
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$9,178 USD
£7,227 GBP
View
B+
Retailer 19
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$9,181 USD
A$14,125 AUD
View
B+
Retailer 20
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$10,476 USD
View
B+
Retailer 21
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$10,560 USD
View
B+
Retailer 22
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$11,282 USD
View
B+
Retailer 23
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$11,650 USD
View
B+
Retailer 24
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$14,350 USD
A$22,077 AUD
View
B+
Retailer 25
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$14,938 USD
View
B
Retailer 26
-
$15,413 USD
SGD 20,829 SGD
View
Most Expensive
B
Do Amore Diamonds
27-4ADCBF9AD · Sep 30
$22,750 USD
View
26 more retailers have this diamond
Prices start from $3,307 USDSave up to $19,443 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
4.07ct Radiant
$3,307 USD