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Oval|Lab Grown|IGI

4.06ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG778649083

Certificate IGI LG778649083

Diamond specifications and retailer prices

From $3,102 USD
£2,443 GBP
Save $17,438 USD (85%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $20,540 USD at Brilliant Earth
View at Brilliant Earth

About this 4.06ct lab-grown oval diamond

This 4.06ct lab-grown oval 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 LG778649083 or 778649083. Listed at 27 retailers, with prices from $3,102 to $20,540 at Brilliant Earth, a $17,438 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 angle39.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778649083
Dimensions13.20 × 8.67 × 5.57 mm
L/W Ratio1.52
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.20 mm8.67 mm4.06 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778649083
Side View
Table 59.0%Crown 39.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 64.2%

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: $20,540 USD|Low: $2,599 USD|High: $20,540 USD|Avg: $6,736 USD
Brilliant Earth
Retailer 2
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Retailer 25
October 1, 2026
Retailer 2$3,102 USD
Retailer 16$3,181 USD
Retailer 3$3,461 USD
Retailer 18$3,562 USD
Retailer 7$3,633 USD
Retailer 17$3,639 USD
Retailer 25$3,690 USD
Retailer 11$3,845 USD
Retailer 9$4,301 USD
Retailer 24$4,611 USD
Retailer 14$4,846 USD
Retailer 19$5,009 USD
Retailer 5$5,288 USD
Retailer 8$5,429 USD
Retailer 4$5,755 USD
Retailer 12$6,386 USD
Retailer 20$7,710 USD
Retailer 21$7,939 USD
Retailer 22$9,465 USD
Retailer 23$9,536 USD
Retailer 10$10,235 USD
Retailer 6$12,429 USD
Retailer 15$12,894 USD
Retailer 13$15,473 USD
Brilliant Earth$20,540 USD

30 data points across 25 retailers

27 retailers$3,102 USD to $20,540 USD

A
Cheapest Retailer
-
$3,102 USD
£2,443 GBP
A
Retailer 2
-
$3,181 USD
View
A
Retailer 3
-
$3,461 USD
View
A
Retailer 4
-
$3,562 USD
View
A
Retailer 5
-
$3,633 USD
View
A
Retailer 6
-
$3,639 USD
View
A
Retailer 7
-
$3,690 USD
View
A
Retailer 8
-
$3,845 USD
View
A
Retailer 9
-
$4,301 USD
HK$33,600 HKD
View
A
Retailer 10
-
$4,611 USD
View
A
Retailer 11
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$4,846 USD
View
A
Retailer 12
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$5,020 USD
£3,953 GBP
View
A
Retailer 13
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$5,288 USD
View
A
Retailer 14
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$5,417 USD
View
Price last confirmed 32 days ago
A
Retailer 15
-
$5,429 USD
View
A
Retailer 16
-
$5,755 USD
€5,481 EUR
View
A
Retailer 17
-
$6,386 USD
£5,028 GBP
View
B+
Retailer 18
-
$7,710 USD
ZAR 124,556 ZAR
View
B+
Retailer 19
-
$7,939 USD
A$12,214 AUD
View
B+
Retailer 20
-
$9,465 USD
£7,453 GBP
View
B+
Retailer 21
-
$9,536 USD
View
B+
Retailer 22
-
$9,545 USD
View
B+
Retailer 23
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$10,235 USD
View
B
Retailer 24
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$12,429 USD
SGD 16,796 SGD
View
B
Retailer 25
-
$12,894 USD
View
B
Retailer 26
-
$15,473 USD
A$23,804 AUD
View
Most Expensive
B
Brilliant Earth
18123423A · Sep 29
$20,540 USD
View
26 more retailers have this diamond
Prices start from $3,102 USDSave up to $17,438 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 Oval
$3,102 USD