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Heart|Lab Grown|IGI

1.57ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG776643337

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG776643337

Diamond specifications and retailer prices

From $241 USD
As of October 30, 2026
Save $1,449 USD (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,690 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.57ct lab-grown heart diamond

This 1.57ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG776643337 or 776643337. Listed at 20 retailers as of October 30, 2026, with prices from $241 to $1,690, a $1,449 spread on the same certified stone. Brilliant Earth lists it at $1,690. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776643337
Dimensions7.34 × 8.10 × 4.73 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.34 mm8.10 mm1.57 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776643337
Side View
Table 60.0%Crown 33.8°Girdle: MediumPavilion 40.2°Culet: NoneDepth 58.4%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $1,690 USD|Low: $234 USD|High: $1,860 USD|Avg: $745 USD|-9.1%
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
November 1, 2026
Retailer 9$241 USD
Retailer 8$270 USD
Retailer 4$280 USD
Retailer 3$299 USD
Retailer 17$299 USD
Retailer 14$402 USD
Retailer 12$491 USD
Retailer 13$514 USD
Retailer 18$560 USD
Retailer 11$563 USD
Retailer 7$627 USD
Retailer 15$962 USD
Retailer 16$965 USD
Retailer 6$1,014 USD
Retailer 2$1,199 USD
Retailer 5$1,218 USD
Retailer 10$1,227 USD
Brilliant Earth$1,690 USD

35 data points across 18 retailers

20 retailers$241 USD to $1,690 USD

A
Cheapest Retailer
-
$241 USD
A
Retailer 2
-
$270 USD
View
Final sale: no returns
A
Retailer 3
-
$280 USD
View
A
Retailer 4
-
$299 USD
View
Retailer 5
-
$299 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$402 USD
View
A
Retailer 7
-
$491 USD
€468 EUR
View
A
Retailer 8
-
$514 USD
ZAR 8,307 ZAR
View
A
Retailer 9
-
$560 USD
View
A
Retailer 10
-
$563 USD
£443 GBP
View
B+
Retailer 11
-
$627 USD
View
B+
Retailer 12
-
$918 USD
View
B+
Retailer 13
-
$962 USD
View
B
Retailer 14
-
$965 USD
View
B
Retailer 15
-
$1,014 USD
View
B+
Retailer 16
-
$1,084 USD
View
B+
Retailer 17
-
$1,199 USD
£944 GBP
View
B
Retailer 18
-
$1,218 USD
View
Retailer 19
-
$1,227 USD
SGD 1,658 SGD
View
Price last confirmed 20 days ago
Most Expensive
B
Brilliant Earth
20457241A · Oct 30
$1,690 USD
View
19 more retailers have this diamond
Prices start from $241 USDSave up to $1,449 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.57ct Heart
$241 USD