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Oval|Lab Grown|IGI

1.57ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG782632632

Certificate IGI LG782632632

Diamond specifications and retailer prices

From $345 USD
Save $4,835 USD (93%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $5,180 USD at Brilliant Earth
View at Brilliant Earth

About this 1.57ct lab-grown oval diamond

This 1.57ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG782632632 or 782632632. Listed at 23 retailers, with prices from $345 to $5,180 at Brilliant Earth, a $4,835 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782632632
Dimensions9.49 × 6.72 × 4.00 mm
L/W Ratio1.41
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
9.49 mm6.72 mm1.57 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782632632
Side View
Table 63.0%Crown 33.1°Girdle: MED-STKPavilion 40.3°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: Sep 28
Current: $5,180 USD|Low: $242 USD|High: $5,180 USD|Avg: $1,207 USD
Brilliant Earth
Retailer 2
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Retailer 23
October 1, 2026
Retailer 11$242 USD
Retailer 8$345 USD
Retailer 10$386 USD
Retailer 3$401 USD
Retailer 9$423 USD
Retailer 2$457 USD
Retailer 18$580 USD
Retailer 4$676 USD
Retailer 17$688 USD
Retailer 22$721 USD
Retailer 19$761 USD
Retailer 6$761 USD
Retailer 7$949 USD
Retailer 21$995 USD
Retailer 14$1,097 USD
Retailer 5$1,367 USD
Retailer 23$1,377 USD
Retailer 16$1,419 USD
Retailer 12$1,624 USD
Retailer 20$1,694 USD
Retailer 13$1,952 USD
Retailer 15$2,452 USD
Brilliant Earth$5,180 USD

41 data points across 23 retailers

23 retailers$345 USD to $5,180 USD

A
Cheapest Retailer
-
$345 USD
A
Retailer 2
-
$386 USD
View
A
Retailer 3
-
$401 USD
View
A
Retailer 4
-
$423 USD
View
A
Retailer 5
-
$457 USD
£360 GBP
View
A
Retailer 6
-
$580 USD
View
A
Retailer 7
-
$676 USD
€644 EUR
View
A
Retailer 8
-
$688 USD
View
A
Retailer 9
-
$721 USD
ZAR 11,646 ZAR
View
A
Retailer 10
-
$759 USD
£598 GBP
View
A
Retailer 11
-
$761 USD
View
A
Retailer 12
-
$949 USD
View
A
Retailer 13
-
$995 USD
A$1,530 AUD
View
B+
Retailer 14
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$1,097 USD
View
B+
Retailer 15
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$1,367 USD
SGD 1,847 SGD
View
B+
Retailer 16
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$1,377 USD
View
B+
Retailer 17
-
$1,419 USD
View
B+
Retailer 18
-
$1,624 USD
View
B+
Retailer 19
-
$1,694 USD
£1,334 GBP
View
B+
Retailer 20
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$1,755 USD
View
B
Retailer 21
-
$1,952 USD
A$3,003 AUD
View
B
Retailer 22
-
$2,452 USD
View
Price last confirmed 66 days ago
Most Expensive
B
Brilliant Earth
18650626A · Sep 29
$5,180 USD
View
22 more retailers have this diamond
Prices start from $345 USDSave up to $4,835 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
1.57ct Oval
$345 USD