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Heart|Lab Grown|IGI

1.20ct F VVS2 Heart Lab Grown Diamond

EX • F/VVS2 • IGI LG831671708

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG831671708

Diamond specifications and retailer prices

From €177 EUR
$198 USD
As of November 3, 2026
Save €98 EUR (36%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €275 EUR at Loose Grown Diamond · As of November 1, 2026
View at Loose Grown Diamond

About this 1.2ct lab-grown heart diamond

This 1.2ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831671708 or 831671708. Listed at 2 retailers as of November 1, 2026, with prices from €177 to €275, a €98 spread on the same certified stone. Loose Grown Diamond lists it at €275. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
F
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831671708
Dimensions6.80 × 7.50 × 4.24 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.80 mm7.50 mm1.20 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831671708
Side View
Table 60.0%Crown 35.4°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 56.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: €275 EUR|Low: €177 EUR|High: €412 EUR|Avg: €359 EUR|-22.4%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 27, 2026
Retailer 2€177 EUR
Loose Grown Diamond€275 EUR
Retailer 5€358 EUR
Retailer 3€403 EUR
Retailer 4€412 EUR

9 data points across 5 retailers

2 retailers€177 EUR to €275 EUR

A
Cheapest Retailer
-
€177 EUR
$198 USD
Final sale: no returns
Most Expensive
B+
Loose Grown Diamond
831671708 · Nov 1
€275 EUR
$308 USD
View
1 more retailer has this diamond
Prices start from €177 EURSave up to €98 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
1.20ct Heart
€177 EUR