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Radiant|Lab Grown|IGI

3.90ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG777636403

Certificate IGI LG777636403

Diamond specifications and retailer prices

From $623 USD
Save $3,929 USD (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,552 USD at Frank Darling
View at Frank Darling

About this 3.9ct lab-grown radiant diamond

This 3.9ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG777636403 or 777636403. Listed at 13 retailers, with prices from $623 to $4,552 at Frank Darling, a $3,929 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

3.90
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG777636403
Dimensions10.54 × 7.84 × 5.41 mm
L/W Ratio1.34
Culet sizePointed
Top View
10.54 mm7.84 mm3.90 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG777636403
Side View
Table 63.0%Crown 47°Girdle: MED-STKPavilion 35.8°Culet: NoneDepth 69.0%

Caratlytics Score

How it works →
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: Oct 1
Current: $4,552 USD|Low: $392 USD|High: $5,130 USD|Avg: $2,111 USD
Frank Darling
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
September 28, 2026
Retailer 10$623 USD
Retailer 13$760 USD
Retailer 8$782 USD
Retailer 15$905 USD
Retailer 12$1,044 USD
Retailer 6$1,512 USD
Retailer 3$1,876 USD
Retailer 4$2,152 USD
Retailer 14$2,343 USD
Retailer 9$2,454 USD
Retailer 7$2,817 USD
Retailer 2$3,680 USD
Retailer 11$4,450 USD
Frank Darling$4,552 USD
Retailer 5$5,130 USD

17 data points across 15 retailers

13 retailers$623 USD to $4,552 USD

A
Cheapest Retailer
-
$623 USD
A
Retailer 2
-
$760 USD
View
Price last confirmed 13 days ago
B+
Retailer 3
-
$782 USD
View
A
Retailer 4
-
$905 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,044 USD
£822 GBP
View
Price last confirmed 14 days ago
A
Retailer 6
-
$1,512 USD
View
Price last confirmed 45 days ago
B+
Retailer 7
-
$1,876 USD
View
Price last confirmed 31 days ago
B+
Retailer 8
-
$2,343 USD
View
Price last confirmed 15 days ago
B+
Retailer 9
-
$2,454 USD
View
B
Retailer 10
-
$2,817 USD
A$4,334 AUD
View
Price last confirmed 89 days ago
B
Retailer 11
-
$3,680 USD
View
B
Retailer 12
-
$4,450 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Frank Darling
100753333586KD · Sep 30
$4,552 USD
View
12 more retailers have this diamond
Prices start from $623 USDSave up to $3,929 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
3.90ct Radiant
$623 USD