CaratHunter
Plans
Heart|Lab Grown|IGI

1.21ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG833653519

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG833653519

Diamond specifications and retailer prices

From €227 EUR
$254 USD
As of November 1, 2026
Save €1,111 EUR (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,338 EUR at Michael Trio · As of November 2, 2026
View at Michael Trio

About this 1.21ct lab-grown heart diamond

This 1.21ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG833653519 or 833653519. Listed at 14 retailers as of November 1, 2026, with prices from €227 to €1,338, a €1,111 spread on the same certified stone. Michael Trio lists it at €1,338. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833653519
Dimensions7.31 × 6.97 × 4.17 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.31 mm6.97 mm1.21 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833653519
Side View
Table 63.0%Crown 37.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 57.0%

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: €1,338 EUR|Low: €227 EUR|High: €1,353 EUR|Avg: €642 EUR|-1.1%
Michael Trio
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 8€227 EUR
Retailer 10€288 EUR
Retailer 14€340 EUR
Retailer 11€406 EUR
Retailer 7€435 EUR
Retailer 2€471 EUR
Retailer 5€527 EUR
Retailer 4€620 EUR
Retailer 12€814 EUR
Retailer 3€857 EUR
Retailer 13€871 EUR
Retailer 6€966 EUR
Retailer 9€1,011 EUR
Michael Trio€1,338 EUR

23 data points across 14 retailers

14 retailers€227 EUR to €1,338 EUR

A
Cheapest Retailer
-
€227 EUR
$254 USD
Final sale: no returns
A
Retailer 2
-
€288 EUR
£253 GBP
View
A
Retailer 3
-
€340 EUR
$380 USD
View
A
Retailer 4
-
€406 EUR
View
A
Retailer 5
-
€435 EUR
ZAR 7,856 ZAR
View
B+
Retailer 6
-
€471 EUR
£414 GBP
View
B+
Retailer 7
-
€527 EUR
$589 USD
View
B+
Retailer 8
-
€620 EUR
A$1,065 AUD
View
B
Retailer 9
-
€814 EUR
$909 USD
View
B+
Retailer 10
-
€857 EUR
$958 USD
View
B+
Retailer 11
-
€871 EUR
$973 USD
View
Retailer 12
-
€966 EUR
A$1,661 AUD
View
Price last confirmed 7 days ago
B
Retailer 13
-
€1,011 EUR
£889 GBP
View
Most Expensive
B
Michael Trio
6171494100 · Nov 2
€1,338 EUR
SGD 2,020 SGD
View
13 more retailers have this diamond
Prices start from €227 EURSave up to €1,111 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
€227 EUR