Heart|Lab Grown|IGI

1.22ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG823694503

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG823694503

Diamond specifications and retailer prices

From €406 EUR
$454 USD
As of November 1, 2026
Save €1,369 EUR (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,776 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.22ct lab-grown heart diamond

This 1.22ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG823694503 or 823694503. Listed at 13 retailers as of October 29, 2026, with prices from €406 to €1,776, a €1,369 spread on the same certified stone. MOH London lists it at €1,776. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823694503
Dimensions6.79 × 7.47 × 4.21 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
6.79 mm7.47 mm1.22 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823694503
Side View
Table 62.0%Crown 35.3°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 56.4%

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: Nov 1
Current: €1,776 EUR|Low: €406 EUR|High: €1,785 EUR|Avg: €990 EUR|+2.0%
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 2, 2026
Retailer 11€406 EUR
Retailer 4€582 EUR
Retailer 6€604 EUR
Retailer 9€689 EUR
Retailer 5€740 EUR
Retailer 8€747 EUR
Retailer 2€773 EUR
Retailer 3€1,102 EUR
Retailer 12€1,268 EUR
Retailer 10€1,478 EUR
Retailer 7€1,652 EUR
MOH London€1,776 EUR

23 data points across 12 retailers

13 retailers€406 EUR to €1,776 EUR

A
Cheapest Retailer
-
€406 EUR
$454 USD
Final sale: no returns
A
Retailer 2
-
€582 EUR
$650 USD
View
B+
Retailer 3
-
€604 EUR
$675 USD
View
B+
Retailer 4
-
€689 EUR
View
B+
Retailer 5
-
€740 EUR
£651 GBP
View
B+
Retailer 6
-
€747 EUR
$834 USD
View
B+
Retailer 7
-
€773 EUR
ZAR 13,946 ZAR
View
B+
Retailer 8
-
€1,102 EUR
A$1,894 AUD
View
B
Retailer 9
-
€1,268 EUR
$1,417 USD
View
B
Retailer 10
-
€1,478 EUR
$1,652 USD
View
Retailer 11
-
€1,600 EUR
A$2,750 AUD
View
Price last confirmed 25 days ago
B
Retailer 12
-
€1,652 EUR
$1,846 USD
View
Most Expensive
B
MOH London
LG823694503 · Oct 29
€1,776 EUR
£1,562 GBP
View
12 more retailers have this diamond
Prices start from €406 EURSave up to €1,369 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
1.22ct Heart
€406 EUR