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Heart|Lab Grown|IGI

1.01ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG803627562

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG803627562

Diamond specifications and retailer prices

From £106 GBP
As of November 6, 2026
Save £509 GBP (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £615 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.01ct lab-grown heart diamond

This 1.01ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG803627562 or 803627562. Listed at 15 retailers as of November 4, 2026, with prices from £106 to £615, a £509 spread on the same certified stone. MOH London lists it at £615. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803627562
Dimensions6.63 × 5.71 × 4.28 mm
L/W Ratio1.16
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.63 mm5.71 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803627562
Side View
Table 64.0%Crown 35.9°Girdle: VTK-ETKPavilion 41°Culet: NoneDepth 64.6%

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 6
Current: £615 GBP|Low: £102 GBP|High: £624 GBP|Avg: £277 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 7£106 GBP
Retailer 12£118 GBP
Retailer 8£132 GBP
Retailer 9£132 GBP
Retailer 11£179 GBP
Retailer 2£224 GBP
Retailer 3£238 GBP
Retailer 5£250 GBP
Retailer 10£371 GBP
Retailer 6£448 GBP
Retailer 4£465 GBP
MOH London£615 GBP

44 data points across 12 retailers

15 retailers£106 GBP to £615 GBP

A
Cheapest Retailer
-
£106 GBP
A
Retailer 2
-
£118 GBP
View
Final sale: no returns
A
Retailer 3
-
£123 GBP
View
Retailer 4
-
£130 GBP
View
Price last confirmed 42 days ago
Retailer 5
-
£132 GBP
View
Price last confirmed 12 days ago
A
Retailer 6
-
£132 GBP
View
B+
Retailer 7
-
£179 GBP
View
B+
Retailer 8
-
£224 GBP
View
B+
Retailer 9
-
£238 GBP
View
B+
Retailer 10
-
£250 GBP
View
B
Retailer 11
-
£371 GBP
View
B
Retailer 12
-
£424 GBP
View
B
Retailer 13
-
£448 GBP
View
B
Retailer 14
-
£465 GBP
View
Most Expensive
B
MOH London
LG803627562 · Nov 4
£615 GBP
View
14 more retailers have this diamond
Prices start from £106 GBPSave up to £509 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
1.01ct Heart
£106 GBP