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Oval|Lab Grown|IGI

4.00ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG683578081

Certificate IGI LG683578081

Diamond specifications and retailer prices

From $3,465 USD
Save $18,295 USD (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $21,760 USD at Mervis Diamond Importers
View at Mervis Diamond Importers

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 LG683578081 or 683578081. Listed at 20 retailers, with prices from $3,465 to $21,760 at Mervis Diamond Importers, a $18,295 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683578081
Dimensions12.76 × 8.97 × 5.58 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
12.76 mm8.97 mm4.00 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683578081
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.2%

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: $21,760 USD|Low: $2,474 USD|High: $21,760 USD|Avg: $9,160 USD
Mervis Diamond Importers
Retailer 2
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Retailer 5
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Retailer 20
October 1, 2026
Retailer 20$3,465 USD
Retailer 19$3,666 USD
Retailer 5$3,745 USD
Retailer 7$4,022 USD
Retailer 11$5,266 USD
Retailer 13$5,407 USD
Retailer 2$5,575 USD
Retailer 3$6,050 USD
Retailer 17$6,220 USD
Retailer 14$8,277 USD
Retailer 15$8,559 USD
Retailer 6$9,767 USD
Retailer 9$9,881 USD
Retailer 16$10,163 USD
Retailer 4$11,393 USD
Retailer 18$13,414 USD
Retailer 12$13,914 USD
Retailer 8$20,240 USD
Retailer 10$21,290 USD
Mervis Diamond Importers$21,760 USD

24 data points across 20 retailers

20 retailers$3,465 USD to $21,760 USD

A
Cheapest Retailer
-
$3,465 USD
A
Retailer 2
-
$3,666 USD
View
A
Retailer 3
-
$3,745 USD
View
A
Retailer 4
-
$4,022 USD
View
A
Retailer 5
-
$5,266 USD
View
A
Retailer 6
-
$5,414 USD
£4,263 GBP
View
A
Retailer 7
-
$5,575 USD
View
A
Retailer 8
-
$6,050 USD
£4,764 GBP
View
A
Retailer 9
-
$6,220 USD
View
B+
Retailer 10
-
$8,277 USD
ZAR 133,723 ZAR
View
B+
Retailer 11
-
$8,559 USD
A$13,168 AUD
View
B+
Retailer 12
-
$9,767 USD
View
B+
Retailer 13
-
$9,881 USD
View
B+
Retailer 14
-
$10,163 USD
£8,002 GBP
View
B
Retailer 15
-
$11,393 USD
View
B
Retailer 16
-
$13,414 USD
View
B
Retailer 17
-
$13,914 USD
View
B
Retailer 18
-
$20,240 USD
View
B
Retailer 19
-
$21,290 USD
View
Most Expensive
B
Mervis Diamond Importers
1985409298 · Sep 30
$21,760 USD
View
19 more retailers have this diamond
Prices start from $3,465 USDSave up to $18,295 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
$3,465 USD