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Heart|Lab Grown|IGI

1.73ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG634430445

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG634430445

Diamond specifications and retailer prices

From €493 EUR
$553 USD
As of November 2, 2026
2 retailers carry this diamond
Most expensive: €1,020 EUR at Novita Diamonds · As of July 28, 2026
View at Novita Diamonds

About this 1.73ct lab-grown heart diamond

This 1.73ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG634430445 or 634430445. Listed at 2 retailers as of November 2, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634430445
Dimensions8.51 × 7.83 × 4.85 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.51 mm7.83 mm1.73 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634430445
Side View
Table 63.0%Crown 34.4°Girdle: THN-STKPavilion 40.4°Culet: NoneDepth 57.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: €1,020 EUR|Low: €216 EUR|High: €2,318 EUR|Avg: €1,010 EUR|+15.8%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
September 23, 2026
Retailer 7€323 EUR
Retailer 3€451 EUR
Retailer 5€481 EUR
Retailer 2€493 EUR
Retailer 4€527 EUR
Novita Diamonds€1,020 EUR
Retailer 6€1,085 EUR
Retailer 10€1,164 EUR
Retailer 8€1,964 EUR
Retailer 9€2,318 EUR

78 data points across 10 retailers

2 retailers

A
Cheapest Retailer
-
€493 EUR
$553 USD
Most Expensive
Novita Diamonds
cert_634430445 · Jul 28
€1,020 EUR
A$1,760 AUD
View
Price last confirmed 97 days ago
1 more retailer has this diamond
Prices start from €493 EUR

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
1.73ct Heart
€493 EUR