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Heart|Lab Grown|IGI

1.21ct E VVS1 Heart Lab Grown Diamond

VG • E/VVS1 • IGI LG818653848

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818653848

Diamond specifications and retailer prices

From €197 EUR
$221 USD
As of November 1, 2026
Save €1,497 EUR (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,694 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown heart diamond

This 1.21ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG818653848 or 818653848. Listed at 12 retailers as of November 1, 2026, with prices from €197 to €1,694, a €1,497 spread on the same certified stone. Do Amore Diamonds lists it at €1,694. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.21
Carat
E
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818653848
Dimensions7.32 × 6.49 × 4.25 mm
L/W Ratio1.13
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
7.32 mm6.49 mm1.21 ctE / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818653848
Side View
Table 56.0%Crown 36.7°Girdle: MED-STKPavilion 37.5°Culet: NoneDepth 58.1%

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: €1,694 EUR|Low: €196 EUR|High: €1,694 EUR|Avg: €592 EUR
Do Amore Diamonds
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
November 2, 2026
Retailer 9€197 EUR
Retailer 4€233 EUR
Retailer 11€261 EUR
Retailer 12€296 EUR
Retailer 5€410 EUR
Retailer 14€419 EUR
Retailer 13€498 EUR
Retailer 7€589 EUR
Retailer 2€636 EUR
Retailer 6€788 EUR
Retailer 3€796 EUR
Retailer 10€936 EUR
Retailer 8€966 EUR
Do Amore Diamonds€1,694 EUR

18 data points across 14 retailers

12 retailers€197 EUR to €1,694 EUR

Retailer 1
-
€188 EUR
$211 USD
Price last confirmed 34 days ago
A
Retailer 2
-
€197 EUR
$221 USD
View
Final sale: no returns
Retailer 3
-
€218 EUR
$244 USD
View
Price last confirmed 35 days ago
Retailer 4
-
€230 EUR
$258 USD
View
Price last confirmed 36 days ago
A
Retailer 5
-
€261 EUR
$293 USD
View
B+
Retailer 6
-
€296 EUR
$332 USD
View
B+
Retailer 7
-
€589 EUR
A$1,017 AUD
View
B+
Retailer 8
-
€636 EUR
$713 USD
View
Retailer 9
-
€749 EUR
$840 USD
View
Price last confirmed 33 days ago
B
Retailer 10
-
€936 EUR
$1,050 USD
View
B
Retailer 11
-
€966 EUR
£853 GBP
View
Most Expensive
B
Do Amore Diamonds
27-ED5E13A30 · Nov 2
€1,694 EUR
$1,900 USD
View
11 more retailers have this diamond
Prices start from €197 EURSave up to €1,497 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
1.21ct Heart
€197 EUR