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Oval|Lab Grown|IGI

3.57ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG744514744

Certificate IGI LG744514744

Diamond specifications and retailer prices

From $1,914 USD
Save $16,146 USD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $18,060 USD at Brilliant Earth
View at Brilliant Earth

About this 3.57ct lab-grown oval diamond

This 3.57ct 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 LG744514744 or 744514744. Listed at 13 retailers, with prices from $1,914 to $18,060 at Brilliant Earth, a $16,146 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

3.57
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744514744
Dimensions12.50 × 12.50 × 8.61 mm
L/W Ratio1.00
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
12.50 mm12.50 mm3.57 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744514744
Side View
Table 59.0%Crown 36.4°Girdle: MediumPavilion 37.9°Culet: NoneDepth 59.5%

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: $18,060 USD|Low: $1,367 USD|High: $18,060 USD|Avg: $6,128 USD
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
September 29, 2026
Retailer 5$1,914 USD
Retailer 15$2,030 USD
Retailer 18$2,478 USD
Retailer 10$3,058 USD
Retailer 3$3,059 USD
Retailer 16$3,180 USD
Retailer 4$3,377 USD
Retailer 7$3,850 USD
Retailer 12$4,643 USD
Retailer 14$5,158 USD
Retailer 13$5,690 USD
Retailer 2$5,936 USD
Retailer 8$6,391 USD
Retailer 9$6,980 USD
Retailer 11$9,166 USD
Retailer 6$9,326 USD
Retailer 17$11,040 USD
Brilliant Earth$18,060 USD

23 data points across 18 retailers

13 retailers$1,914 USD to $18,060 USD

A
Cheapest Retailer
-
$1,914 USD
A
Retailer 2
-
$2,030 USD
View
A
Retailer 3
-
$2,478 USD
View
A
Retailer 4
-
$3,059 USD
View
A
Retailer 5
-
$3,180 USD
€3,029 EUR
View
A
Retailer 6
-
$3,377 USD
View
B+
Retailer 7
-
$4,643 USD
A$7,143 AUD
View
B+
Retailer 8
-
$5,158 USD
View
B+
Retailer 9
-
$5,690 USD
View
B+
Retailer 10
-
$5,936 USD
£4,674 GBP
View
B
Retailer 11
-
$9,166 USD
A$14,102 AUD
View
B
Retailer 12
-
$11,040 USD
View
Most Expensive
B
Brilliant Earth
17388402Y · Oct 1
$18,060 USD
View
12 more retailers have this diamond
Prices start from $1,914 USDSave up to $16,146 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
3.57ct Oval
$1,914 USD