Heart|Lab Grown|IGI

30.09ct I VS1 Heart Lab Grown Diamond

ID • I/VS1 • IGI LG811683529

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG811683529

Diamond specifications and retailer prices

From $16,676 CAD
£9,400 GBP
As of October 26, 2026
Save $8,360 CAD (33%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $71,292 CAD at Adiamor · As of October 26, 2026
View at Adiamor

About this 30.09ct lab-grown heart diamond

This 30.09ct lab-grown heart sits in the over five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811683529 or 811683529. Listed at 6 retailers as of October 25, 2026, with a 50% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

30.09
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811683529
Dimensions20.76 × 19.43 × 12.69 mm
L/W Ratio1.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
20.76 mm19.43 mm30.09 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811683529
Side View
Table 60.0%Crown 39.1°Girdle: STK-VTKPavilion 39.4°Culet: NoneDepth 61.1%

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: Oct 26
Current: $71,292 CAD|Low: $16,650 CAD|High: $71,292 CAD|Avg: $32,939 CAD
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 26, 2026
Retailer 2$16,676 CAD
Retailer 5$24,714 CAD
Retailer 6$25,035 CAD
Retailer 3$27,688 CAD
Retailer 4$27,995 CAD
Adiamor$71,292 CAD

20 data points across 6 retailers

6 retailers$16,676 CAD to $25,035 CAD

A
Cheapest Retailer
-
$16,676 CAD
£9,400 GBP
B
Retailer 2
-
$24,714 CAD
$17,692 USD
View
B
Retailer 3
-
$25,035 CAD
$17,922 USD
View
Retailer 4
-
$27,688 CAD
$19,821 USD
View
Price last confirmed 8 days ago
Retailer 5
-
$27,995 CAD
$20,041 USD
View
Price last confirmed 18 days ago
Most Expensive
Adiamor
D-80645150 · Oct 26
$71,292 CAD
$51,036 USD
View
Price under review
5 more retailers have this diamond
Prices start from $16,676 CADSave up to $8,360 CAD

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
30.09ct Heart
$16,676 CAD