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Heart|Lab Grown|IGI

1.23ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG600368614

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG600368614

Diamond specifications and retailer prices

From €183 EUR
$204 USD
As of October 30, 2026
Save €1,727 EUR (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,910 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG600368614 or 600368614. Listed at 19 retailers as of October 27, 2026, with prices from €183 to €1,910, a €1,727 spread on the same certified stone. Queensmith lists it at €1,910. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600368614
Dimensions6.30 × 7.41 × 4.41 mm
L/W Ratio1.18
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
6.30 mm7.41 mm1.23 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600368614
Side View
Table 62.0%Crown 39.3°Girdle: MED-THKPavilion 39°Culet: NoneDepth 59.5%

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: €279 EUR|Low: €183 EUR|High: €1,072 EUR|Avg: €491 EUR|-11.8%
Retailer 1
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
Retailer 15
Retailer 16
October 30, 2026
Retailer 7€183 EUR
Retailer 5€204 EUR
Retailer 3€212 EUR
Retailer 2€226 EUR
Retailer 15€226 EUR
Retailer 1€279 EUR
Retailer 12€384 EUR
Retailer 6€393 EUR
Retailer 9€417 EUR
Retailer 16€512 EUR
Retailer 11€554 EUR
Retailer 14€729 EUR
Retailer 13€732 EUR
Retailer 4€777 EUR
Retailer 8€958 EUR
Retailer 10€1,066 EUR

39 data points across 16 retailers

19 retailers€183 EUR to €1,910 EUR

A
Cheapest Retailer
-
€183 EUR
$204 USD
A
Retailer 2
-
€204 EUR
$228 USD
View
Final sale: no returns
A
Retailer 3
-
€212 EUR
$237 USD
View
A
Retailer 4
-
€226 EUR
$253 USD
View
A
Retailer 5
-
€226 EUR
$253 USD
View
Retailer 6
-
€254 EUR
$284 USD
View
Price last confirmed 36 days ago
A
Retailer 7
-
€279 EUR
£245 GBP
View
Retailer 8
-
€384 EUR
ZAR 6,924 ZAR
View
Price last confirmed 8 days ago
A
Retailer 9
-
€393 EUR
$439 USD
View
A
Retailer 10
-
€417 EUR
£367 GBP
View
B+
Retailer 11
-
€512 EUR
$572 USD
View
B+
Retailer 12
-
€554 EUR
A$953 AUD
View
B+
Retailer 13
-
€585 EUR
$654 USD
View
B+
Retailer 14
-
€729 EUR
$815 USD
View
Retailer 15
-
€732 EUR
$818 USD
View
Price last confirmed 12 days ago
B
Retailer 16
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€777 EUR
$868 USD
View
B
Retailer 17
-
€958 EUR
$1,070 USD
View
B
Retailer 18
-
€1,066 EUR
£938 GBP
View
Most Expensive
B
Queensmith
LG600368614 · Oct 27
€1,910 EUR
£1,680 GBP
View
18 more retailers have this diamond
Prices start from €183 EURSave up to €1,727 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
1.23ct Heart
€183 EUR