CaratHunter
Plans
Oval|Lab Grown|IGI

4.57ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG628447800

Certificate IGI LG628447800

Diamond specifications and retailer prices

From $3,942 USD
Save $20,488 USD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $24,430 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 4.57ct lab-grown oval diamond

This 4.57ct 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 LG628447800 or 628447800. Listed at 14 retailers, with prices from $3,942 to $24,430 at Do Amore Diamonds, a $20,488 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

4.57
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628447800
Dimensions12.80 × 12.80 × 9.14 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
12.80 mm12.80 mm4.57 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628447800
Side View
Table 58.0%Crown 36.9°Girdle: Slightly ThickPavilion 40.2°Culet: NoneDepth 64.9%

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: $24,430 USD|Low: $3,249 USD|High: $27,980 USD|Avg: $10,936 USD|-12.7%
Do Amore Diamonds
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
October 1, 2026
Retailer 15$3,942 USD
Retailer 14$4,275 USD
Retailer 4$4,548 USD
Retailer 16$5,534 USD
Retailer 3$5,798 USD
Retailer 17$5,823 USD
Retailer 13$7,183 USD
Retailer 5$7,209 USD
Retailer 9$9,820 USD
Retailer 11$9,858 USD
Retailer 10$9,896 USD
Retailer 12$11,256 USD
Retailer 6$15,820 USD
Retailer 2$17,417 USD
Retailer 8$17,777 USD
Retailer 7$19,071 USD
Do Amore Diamonds$24,430 USD

19 data points across 17 retailers

14 retailers$3,942 USD to $24,430 USD

A
Cheapest Retailer
-
$3,942 USD
A
Retailer 2
-
$4,275 USD
View
A
Retailer 3
-
$4,548 USD
View
A
Retailer 4
-
$5,534 USD
View
A
Retailer 5
-
$5,798 USD
View
A
Retailer 6
-
$5,823 USD
View
A
Retailer 7
-
$7,183 USD
€6,841 EUR
View
A
Retailer 8
-
$7,209 USD
View
Price last confirmed 31 days ago
B+
Retailer 9
-
$9,858 USD
£7,762 GBP
View
B+
Retailer 10
-
$9,896 USD
A$15,225 AUD
View
B+
Retailer 11
-
$11,256 USD
View
B
Retailer 12
-
$15,820 USD
View
B
Retailer 13
-
$17,417 USD
A$26,796 AUD
View
Most Expensive
B
Do Amore Diamonds
27-A067051FA · Sep 30
$24,430 USD
View
13 more retailers have this diamond
Prices start from $3,942 USDSave up to $20,488 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
4.57ct Oval
$3,942 USD