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Heart|Lab Grown|IGI

1.00ct F IF Heart Lab Grown Diamond

EX • F/IF • IGI LG801619201

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG801619201

Diamond specifications and retailer prices

From €425 EUR
As of November 6, 2026
Save €574 EUR (57%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,000 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801619201 or 801619201. Listed at 8 retailers as of November 2, 2026, with prices from €425 to €1,000, a €574 spread on the same certified stone. MOH London lists it at €1,000. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801619201
Dimensions6.23 × 6.84 × 3.96 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.23 mm6.84 mm1.00 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801619201
Side View
Table 63.0%Crown 38.4°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 57.9%

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 6
Current: €1,000 EUR|Low: €406 EUR|High: €1,052 EUR|Avg: €650 EUR|-4.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 9€410 EUR
Retailer 6€425 EUR
Retailer 5€458 EUR
Retailer 2€460 EUR
Retailer 4€515 EUR
Retailer 3€826 EUR
Retailer 8€849 EUR
Retailer 7€859 EUR
MOH London€1,000 EUR

42 data points across 9 retailers

8 retailers€425 EUR to €1,000 EUR

A
Cheapest Retailer
-
€425 EUR
A
Retailer 2
-
€458 EUR
View
A
Retailer 3
-
€460 EUR
View
A
Retailer 4
-
€515 EUR
View
Retailer 5
-
€826 EUR
View
Price last confirmed 13 days ago
B+
Retailer 6
-
€849 EUR
View
B+
Retailer 7
-
€859 EUR
View
Most Expensive
B
MOH London
LG801619201 · Nov 2
€1,000 EUR
£879 GBP
View
7 more retailers have this diamond
Prices start from €425 EURSave up to €574 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
1.00ct Heart
€425 EUR