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Heart|Lab Grown|IGI

1.30ct F VVS1 Heart Lab Grown Diamond

ID • F/VVS1 • IGI LG665409669

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG665409669

Diamond specifications and retailer prices

From £176 GBP
As of November 6, 2026
Save £974 GBP (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,151 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.3ct lab-grown heart diamond

This 1.3ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG665409669 or 665409669. Listed at 21 retailers as of November 4, 2026, with prices from £176 to £1,151, a £974 spread on the same certified stone. Brilliant Earth lists it at £1,151. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665409669
Dimensions6.78 × 7.59 × 4.35 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
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
6.78 mm7.59 mm1.30 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665409669
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 57.3%

Caratlytics Score

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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: £1,151 GBP|Low: £168 GBP|High: £1,307 GBP|Avg: £519 GBP|-12.0%
Brilliant Earth
Retailer 2
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Retailer 12
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Retailer 19
November 6, 2026
Retailer 3£176 GBP
Retailer 18£196 GBP
Retailer 11£205 GBP
Retailer 6£219 GBP
Retailer 9£219 GBP
Retailer 7£370 GBP
Retailer 2£371 GBP
Retailer 5£400 GBP
Retailer 12£409 GBP
Retailer 16£436 GBP
Retailer 19£490 GBP
Retailer 14£535 GBP
Retailer 4£703 GBP
Retailer 13£705 GBP
Retailer 10£742 GBP
Retailer 17£779 GBP
Retailer 15£876 GBP
Retailer 8£977 GBP
Brilliant Earth£1,151 GBP

41 data points across 19 retailers

21 retailers£176 GBP to £1,151 GBP

A
Cheapest Retailer
-
£176 GBP
A
Retailer 2
-
£196 GBP
View
Final sale: no returns
A
Retailer 3
-
£205 GBP
View
A
Retailer 4
-
£219 GBP
View
Retailer 5
-
£219 GBP
View
Price last confirmed 12 days ago
B+
Retailer 6
-
£370 GBP
View
A
Retailer 7
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£371 GBP
View
B+
Retailer 8
-
£400 GBP
View
B+
Retailer 9
-
£409 GBP
View
B+
Retailer 10
-
£436 GBP
View
B+
Retailer 11
-
£490 GBP
View
B+
Retailer 12
-
£535 GBP
View
B+
Retailer 13
-
£583 GBP
View
B
Retailer 14
-
£703 GBP
View
B
Retailer 15
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£705 GBP
View
B
Retailer 16
-
£742 GBP
View
Retailer 17
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£779 GBP
View
Price last confirmed 8 days ago
B
Retailer 18
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£797 GBP
View
B
Retailer 19
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£876 GBP
View
B
Retailer 20
-
£977 GBP
View
Most Expensive
B
Brilliant Earth
14720599A · Nov 4
£1,151 GBP
$1,540 USD
View
20 more retailers have this diamond
Prices start from £176 GBPSave up to £974 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
1.30ct Heart
£176 GBP