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Oval|Lab Grown|IGI

4.00ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG803638608

Certificate IGI LG803638608

Diamond specifications and retailer prices

From $3,292 USD
Save $16,948 USD (84%) vs most expensive(unlock to see where)
21 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 LG803638608 or 803638608. Listed at 21 retailers, with prices from $3,292 to $20,240 at Brilliant Earth, a $16,948 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 angle35.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803638608
Dimensions13.04 × 8.76 × 5.52 mm
L/W Ratio1.49
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
13.04 mm8.76 mm4.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803638608
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $20,240 USD|Low: $2,243 USD|High: $20,290 USD|Avg: $6,755 USD|-0.2%
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
October 1, 2026
Retailer 17$3,292 USD
Retailer 7$3,415 USD
Retailer 15$3,441 USD
Retailer 18$4,445 USD
Retailer 12$4,493 USD
Retailer 6$4,650 USD
Retailer 16$5,051 USD
Retailer 9$5,176 USD
Retailer 4$5,257 USD
Retailer 5$5,608 USD
Retailer 13$6,800 USD
Retailer 14$6,978 USD
Retailer 2$8,346 USD
Retailer 3$8,874 USD
Retailer 8$9,064 USD
Retailer 10$11,339 USD
Retailer 11$15,251 USD
Brilliant Earth$20,240 USD

39 data points across 18 retailers

21 retailers$3,292 USD to $20,240 USD

A
Cheapest Retailer
-
$3,292 USD
A
Retailer 2
-
$3,415 USD
View
A
Retailer 3
-
$3,441 USD
View
A
Retailer 4
-
$4,445 USD
View
A
Retailer 5
-
$4,499 USD
£3,542 GBP
View
A
Retailer 6
-
$4,650 USD
View
A
Retailer 7
-
$4,878 USD
View
Price last confirmed 15 days ago
A
Retailer 8
-
$5,051 USD
€4,810 EUR
View
A
Retailer 9
-
$5,176 USD
View
A
Retailer 10
-
$5,257 USD
A$8,088 AUD
View
A
Retailer 11
-
$5,608 USD
£4,416 GBP
View
B+
Retailer 12
-
$6,712 USD
View
Price last confirmed 52 days ago
B+
Retailer 13
-
$6,800 USD
ZAR 109,860 ZAR
View
B+
Retailer 14
-
$6,978 USD
A$10,736 AUD
View
B+
Retailer 15
-
$8,346 USD
£6,572 GBP
View
B+
Retailer 16
-
$8,445 USD
View
B+
Retailer 17
-
$8,874 USD
View
B+
Retailer 18
-
$9,064 USD
View
B
Retailer 19
-
$11,339 USD
View
B
Retailer 20
-
$15,251 USD
A$23,463 AUD
View
Most Expensive
B
Brilliant Earth
20228636A · Oct 1
$20,240 USD
View
20 more retailers have this diamond
Prices start from $3,292 USDSave up to $16,948 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
$3,292 USD