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Heart|Lab Grown|IGI

1.57ct H VS1 Heart Lab Grown Diamond

EX • H/VS1 • IGI LG775607820

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG775607820

Diamond specifications and retailer prices

From $395 USD
As of November 1, 2026
Save $781 USD (66%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,176 USD at MOH London · As of November 1, 2026
View at MOH London

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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG775607820 or 775607820. Listed at 6 retailers as of November 1, 2026, with prices from $395 to $1,176, a $781 spread on the same certified stone. MOH London lists it at $1,176. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG775607820
Dimensions7.84 × 8.13 × 4.37 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.84 mm8.13 mm1.57 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG775607820
Side View
Table 63.0%Crown 33.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 53.8%

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: Nov 1
Current: $1,176 USD|Low: $368 USD|High: $1,182 USD|Avg: $605 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 6$395 USD
Retailer 7$475 USD
Retailer 2$487 USD
Retailer 4$535 USD
Retailer 3$622 USD
Retailer 5$995 USD
MOH London$1,176 USD

15 data points across 7 retailers

6 retailers$395 USD to $1,176 USD

B+
Cheapest Retailer
-
$395 USD
A
Retailer 2
-
$487 USD
€464 EUR
View
A
Retailer 3
-
$535 USD
View
B+
Retailer 4
-
$622 USD
View
B+
Retailer 5
-
$995 USD
View
Most Expensive
B
MOH London
LG775607820 · Nov 1
$1,176 USD
£926 GBP
View
5 more retailers have this diamond
Prices start from $395 USDSave up to $781 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
$395 USD