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Heart|Lab Grown|IGI

1.09ct H VVS2 Heart Lab Grown Diamond

ID • H/VVS2 • IGI LG831673266

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG831673266

Diamond specifications and retailer prices

From £131 GBP
As of November 4, 2026
Save £623 GBP (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £754 GBP at Michael Trio · As of November 5, 2026
View at Michael Trio

About this 1.09ct lab-grown heart diamond

This 1.09ct lab-grown heart sits in the classic one-carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831673266 or 831673266. Listed at 10 retailers as of November 4, 2026, with prices from £131 to £754, a £623 spread on the same certified stone. Michael Trio lists it at £754. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
H
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831673266
Dimensions7.13 × 6.14 × 4.27 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.13 mm6.14 mm1.09 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831673266
Side View
Table 62.0%Crown 34.8°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 59.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £754 GBP|Low: £104 GBP|High: £772 GBP|Avg: £390 GBP|+0.5%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 10£131 GBP
Retailer 3£176 GBP
Retailer 9£196 GBP
Retailer 8£250 GBP
Retailer 4£274 GBP
Retailer 7£353 GBP
Retailer 5£467 GBP
Retailer 6£490 GBP
Retailer 2£673 GBP
Michael Trio£754 GBP

37 data points across 10 retailers

10 retailers£131 GBP to £754 GBP

A
Cheapest Retailer
-
£131 GBP
Final sale: no returns
A
Retailer 2
-
£176 GBP
View
B+
Retailer 3
-
£196 GBP
View
A
Retailer 4
-
£250 GBP
View
A
Retailer 5
-
£274 GBP
View
B+
Retailer 6
-
£353 GBP
View
B+
Retailer 7
-
£467 GBP
View
B
Retailer 8
-
£490 GBP
View
B
Retailer 9
-
£673 GBP
View
Most Expensive
B
Michael Trio
8768344070 · Nov 5
£754 GBP
SGD 1,375 SGD
View
9 more retailers have this diamond
Prices start from £131 GBPSave up to £623 GBP

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
1.09ct Heart
£131 GBP