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Heart|Lab Grown|IGI

1.03ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG669476719

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG669476719

Diamond specifications and retailer prices

From €288 EUR
$322 USD
As of October 30, 2026
Save €1,148 EUR (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,436 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 1.03ct lab-grown heart diamond

This 1.03ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG669476719 or 669476719. Listed at 19 retailers as of October 26, 2026, with prices from €288 to €1,436, a €1,148 spread on the same certified stone. MOH London lists it at €1,436. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669476719
Dimensions6.88 × 6.17 × 4.14 mm
L/W Ratio1.12
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
6.88 mm6.17 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669476719
Side View
Table 56.0%Crown 37.5°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 60.2%

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: €1,436 EUR|Low: €277 EUR|High: €1,452 EUR|Avg: €630 EUR|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 3€288 EUR
Retailer 6€322 EUR
Retailer 12€335 EUR
Retailer 13€358 EUR
Retailer 14€358 EUR
Retailer 7€488 EUR
Retailer 10€497 EUR
Retailer 5€571 EUR
Retailer 9€615 EUR
Retailer 2€639 EUR
Retailer 8€873 EUR
Retailer 11€1,049 EUR
Retailer 4€1,150 EUR
MOH London€1,436 EUR

42 data points across 14 retailers

19 retailers€288 EUR to €1,436 EUR

A
Cheapest Retailer
-
€288 EUR
$322 USD
A
Retailer 2
-
€322 EUR
$360 USD
View
Final sale: no returns
A
Retailer 3
-
€335 EUR
$374 USD
View
A
Retailer 4
-
€358 EUR
$400 USD
View
A
Retailer 5
-
€358 EUR
$400 USD
View
A
Retailer 6
-
€401 EUR
HK$3,500 HKD
View
A
Retailer 7
-
€488 EUR
$545 USD
View
A
Retailer 8
-
€497 EUR
$555 USD
View
B+
Retailer 9
-
€558 EUR
$623 USD
View
B+
Retailer 10
-
€571 EUR
$638 USD
View
B+
Retailer 11
-
€615 EUR
ZAR 11,098 ZAR
View
B+
Retailer 12
-
€639 EUR
£562 GBP
View
B+
Retailer 13
-
€873 EUR
A$1,500 AUD
View
B
Retailer 14
-
€954 EUR
SGD 1,441 SGD
View
B
Retailer 15
-
€1,049 EUR
$1,172 USD
View
B
Retailer 16
-
€1,150 EUR
$1,285 USD
View
B
Retailer 17
-
€1,191 EUR
$1,330 USD
View
B
Retailer 18
-
€1,418 EUR
$1,584 USD
View
Most Expensive
B
MOH London
LG669476719 · Oct 26
€1,436 EUR
£1,263 GBP
View
18 more retailers have this diamond
Prices start from €288 EURSave up to €1,148 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
€288 EUR