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Oval|Lab Grown|IGI

3.59ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG666439710

Certificate IGI LG666439710

Diamond specifications and retailer prices

From $2,299 USD
Save $16,001 USD (87%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $18,300 USD at Brilliant Earth
View at Brilliant Earth

About this 3.59ct lab-grown oval diamond

This 3.59ct 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 LG666439710 or 666439710. Listed at 25 retailers, with prices from $2,299 to $18,300 at Brilliant Earth, a $16,001 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

3.59
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG666439710
Dimensions12.44 × 8.73 × 5.28 mm
L/W Ratio1.42
Girdle conditionFaceted
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
12.44 mm8.73 mm3.59 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG666439710
Side View
Table 60.0%Crown 33.4°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 60.5%

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: $18,300 USD|Low: $1,641 USD|High: $18,310 USD|Avg: $5,632 USD|-0.1%
Brilliant Earth
Retailer 2
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Retailer 17
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Retailer 23
October 1, 2026
Retailer 5$2,299 USD
Retailer 3$2,530 USD
Retailer 9$2,550 USD
Retailer 6$2,752 USD
Retailer 17$3,332 USD
Retailer 22$3,688 USD
Retailer 13$3,726 USD
Retailer 12$3,911 USD
Retailer 10$4,091 USD
Retailer 7$4,526 USD
Retailer 8$4,581 USD
Retailer 20$5,385 USD
Retailer 18$5,430 USD
Retailer 21$5,955 USD
Retailer 4$6,873 USD
Retailer 19$6,885 USD
Retailer 14$7,108 USD
Retailer 16$7,417 USD
Retailer 23$7,962 USD
Retailer 15$8,332 USD
Retailer 11$8,546 USD
Retailer 2$9,581 USD
Brilliant Earth$18,300 USD

36 data points across 23 retailers

25 retailers$2,299 USD to $18,300 USD

A
Cheapest Retailer
-
$2,299 USD
A
Retailer 2
-
$2,530 USD
View
A
Retailer 3
-
$2,550 USD
View
A
Retailer 4
-
$2,752 USD
HK$21,500 HKD
View
A
Retailer 5
-
$3,311 USD
£2,607 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
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$3,339 USD
£2,629 GBP
View
A
Retailer 7
-
$3,688 USD
€3,512 EUR
View
A
Retailer 8
-
$3,726 USD
View
A
Retailer 9
-
$3,911 USD
View
A
Retailer 10
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$4,091 USD
View
B+
Retailer 11
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$4,526 USD
£3,564 GBP
View
B+
Retailer 12
-
$4,581 USD
A$7,048 AUD
View
B+
Retailer 13
-
$5,385 USD
A$8,284 AUD
View
B+
Retailer 14
-
$5,430 USD
ZAR 87,730 ZAR
View
B+
Retailer 15
-
$5,955 USD
View
B+
Retailer 16
-
$6,644 USD
View
B+
Retailer 17
-
$6,873 USD
View
B+
Retailer 18
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$6,885 USD
£5,421 GBP
View
B+
Retailer 19
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$7,108 USD
View
B+
Retailer 20
-
$7,417 USD
£5,840 GBP
View
B
Retailer 21
-
$7,962 USD
SGD 10,760 SGD
View
B
Retailer 22
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$8,332 USD
View
B
Retailer 23
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$8,720 USD
View
B
Retailer 24
-
$9,581 USD
A$14,740 AUD
View
Most Expensive
B
Brilliant Earth
14268109A · Oct 1
$18,300 USD
View
24 more retailers have this diamond
Prices start from $2,299 USDSave up to $16,001 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
3.59ct Oval
$2,299 USD