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Heart|Lab Grown|IGI

1.03ct F VS2 Heart Lab Grown Diamond

EX • F/VS2 • IGI LG834613203

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG834613203

Diamond specifications and retailer prices

From €168 EUR
As of November 5, 2026
Save €92 EUR (35%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €445 EUR at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.03ct lab-grown heart diamond

This 1.03ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG834613203 or 834613203. Listed at 3 retailers as of November 4, 2026, with a 54% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834613203
Dimensions6.20 × 7.04 × 4.14 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.20 mm7.04 mm1.03 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834613203
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 58.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: €445 EUR|Low: €168 EUR|High: €699 EUR|Avg: €402 EUR
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 27, 2026
Retailer 2€168 EUR
Retailer 3€260 EUR
Retailer 6€307 EUR
Retailer 4€375 EUR
Rare Carat€445 EUR
Retailer 5€699 EUR

8 data points across 6 retailers

3 retailers€168 EUR to €260 EUR

A
Cheapest Retailer
-
€168 EUR
Final sale: no returns
B+
Retailer 2
-
€260 EUR
View
Most Expensive
Rare Carat
CDM621-71D_l_841644141 · Oct 18
€445 EUR
$500 USD
View
Price last confirmed 17 days ago
2 more retailers have this diamond
Prices start from €168 EURSave up to €92 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
1.03ct Heart
€168 EUR