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Oval|Lab Grown|IGI

4.00ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG705509643

Certificate IGI LG705509643

Diamond specifications and retailer prices

From $2,600 USD
Save $17,640 USD (87%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $20,240 USD at Brilliant Earth
View at Brilliant Earth

About this 4ct lab-grown oval diamond

This 4ct 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 LG705509643 or 705509643. Listed at 26 retailers, with prices from $2,600 to $20,240 at Brilliant Earth, a $17,640 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

4.00
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG705509643
Dimensions12.66 × 8.87 × 5.70 mm
L/W Ratio1.43
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
12.66 mm8.87 mm4.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG705509643
Side View
Table 57.0%Crown 36.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 64.3%

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: Sep 28
Current: $20,240 USD|Low: $2,079 USD|High: $20,240 USD|Avg: $7,121 USD
Brilliant Earth
Retailer 2
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Retailer 25
September 29, 2026
Retailer 3$2,600 USD
Retailer 23$2,829 USD
Retailer 5$2,912 USD
Retailer 4$2,975 USD
Retailer 6$3,016 USD
Retailer 25$3,080 USD
Retailer 9$3,180 USD
Retailer 12$3,918 USD
Retailer 16$3,930 USD
Retailer 8$4,472 USD
Retailer 22$4,576 USD
Retailer 2$4,598 USD
Retailer 17$4,623 USD
Retailer 7$5,745 USD
Retailer 21$6,220 USD
Retailer 13$6,958 USD
Retailer 19$7,140 USD
Retailer 14$8,336 USD
Retailer 20$8,541 USD
Retailer 10$8,756 USD
Retailer 11$8,915 USD
Retailer 24$11,377 USD
Retailer 18$11,600 USD
Retailer 15$17,890 USD
Brilliant Earth$20,240 USD

33 data points across 25 retailers

26 retailers$2,600 USD to $20,240 USD

A
Cheapest Retailer
-
$2,600 USD
A
Retailer 2
-
$2,829 USD
View
A
Retailer 3
-
$2,912 USD
View
A
Retailer 4
-
$2,975 USD
View
A
Retailer 5
-
$3,016 USD
View
A
Retailer 6
-
$3,080 USD
View
A
Retailer 7
-
$3,180 USD
View
A
Retailer 8
-
$3,918 USD
View
A
Retailer 9
-
$3,930 USD
HK$30,700 HKD
View
A
Retailer 10
-
$4,472 USD
View
A
Retailer 11
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$4,576 USD
View
A
Retailer 12
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$4,604 USD
£3,625 GBP
View
A
Retailer 13
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$4,623 USD
View
A
Retailer 14
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$5,745 USD
£4,524 GBP
View
A
Retailer 15
-
$6,220 USD
View
B+
Retailer 16
-
$6,958 USD
ZAR 112,415 ZAR
View
B+
Retailer 17
-
$7,140 USD
A$10,985 AUD
View
B+
Retailer 18
-
$8,336 USD
View
B+
Retailer 19
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$8,541 USD
£6,725 GBP
View
B+
Retailer 20
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$8,702 USD
View
B+
Retailer 21
-
$8,756 USD
View
B+
Retailer 22
-
$8,915 USD
£7,020 GBP
View
B+
Retailer 23
-
$11,377 USD
SGD 15,374 SGD
View
B
Retailer 24
-
$11,600 USD
View
B
Retailer 25
-
$17,890 USD
View
Most Expensive
B
Brilliant Earth
20152789Y · Sep 29
$20,240 USD
View
25 more retailers have this diamond
Prices start from $2,600 USDSave up to $17,640 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
4.00ct Oval
$2,600 USD