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Heart|Lab Grown|IGI

1.58ct F VVS1 Heart Lab Grown Diamond

VG • F/VVS1 • IGI LG844670589

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG844670589

Diamond specifications and retailer prices

From $593 USD
As of November 1, 2026
Save $855 USD (59%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,448 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.58ct lab-grown heart diamond

This 1.58ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG844670589 or 844670589. Listed at 5 retailers as of November 1, 2026, with prices from $593 to $1,448, a $855 spread on the same certified stone. MOH London lists it at $1,448. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.58
Carat
F
Color
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844670589
Dimensions7.21 × 8.10 × 4.71 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.21 mm8.10 mm1.58 ctF / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844670589
Side View
Table 61.0%Crown 35°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 58.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: $1,448 USD|Low: $593 USD|High: $1,455 USD|Avg: $866 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4$593 USD
Retailer 2$639 USD
Retailer 3$685 USD
Retailer 5$1,210 USD
MOH London$1,448 USD

15 data points across 5 retailers

5 retailers$593 USD to $1,448 USD

B+
Cheapest Retailer
-
$593 USD
B+
Retailer 2
-
$639 USD
£503 GBP
View
B+
Retailer 3
-
$685 USD
View
B
Retailer 4
-
$1,210 USD
View
Most Expensive
B
MOH London
LG844670589 · Nov 1
$1,448 USD
£1,140 GBP
View
4 more retailers have this diamond
Prices start from $593 USDSave up to $855 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.

B+
1.58ct Heart
$593 USD