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Heart|Lab Grown|IGI

1.01ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG818663186

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818663186

Diamond specifications and retailer prices

From €339 EUR
$379 USD
As of October 30, 2026
Save €1,181 EUR (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,520 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown heart diamond

This 1.01ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818663186 or 818663186. Listed at 17 retailers as of October 29, 2026, with prices from €339 to €1,520, a €1,181 spread on the same certified stone. MOH London lists it at €1,520. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818663186
Dimensions6.13 × 6.84 × 3.94 mm
L/W Ratio1.12
Girdle conditionFaceted
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
6.13 mm6.84 mm1.01 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818663186
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 57.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,520 EUR|Low: €293 EUR|High: €1,803 EUR|Avg: €919 EUR|-14.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 12€339 EUR
Retailer 4€456 EUR
Retailer 5€515 EUR
Retailer 8€533 EUR
Retailer 10€535 EUR
Retailer 7€648 EUR
Retailer 2€677 EUR
Retailer 11€857 EUR
Retailer 6€1,106 EUR
Retailer 3€1,251 EUR
Retailer 9€1,468 EUR
MOH London€1,520 EUR

36 data points across 12 retailers

17 retailers€339 EUR to €1,520 EUR

A
Cheapest Retailer
-
€339 EUR
$379 USD
Final sale: no returns
Retailer 2
-
€366 EUR
$409 USD
View
Price last confirmed 23 days ago
Retailer 3
-
€412 EUR
$460 USD
View
Price last confirmed 33 days ago
Retailer 4
-
€450 EUR
$503 USD
View
Price last confirmed 36 days ago
Retailer 5
-
€455 EUR
$508 USD
View
Price last confirmed 28 days ago
Retailer 6
-
€455 EUR
$508 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
€515 EUR
$575 USD
View
B+
Retailer 8
-
€533 EUR
$595 USD
View
B+
Retailer 9
-
€535 EUR
$598 USD
View
B+
Retailer 10
-
€648 EUR
ZAR 11,702 ZAR
View
B+
Retailer 11
-
€677 EUR
£595 GBP
View
B+
Retailer 12
-
€857 EUR
$957 USD
View
B
Retailer 13
-
€1,106 EUR
$1,236 USD
View
B
Retailer 14
-
€1,251 EUR
$1,398 USD
View
Retailer 15
-
€1,461 EUR
$1,632 USD
View
Price last confirmed 27 days ago
B
Retailer 16
-
€1,468 EUR
$1,640 USD
View
Most Expensive
B
MOH London
LG818663186 · Oct 29
€1,520 EUR
£1,337 GBP
View
16 more retailers have this diamond
Prices start from €339 EURSave up to €1,181 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
1.01ct Heart
€339 EUR