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Heart|Lab Grown|IGI

1.15ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG804649588

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804649588

Diamond specifications and retailer prices

From £212 GBP
$285 USD
As of November 2, 2026
Save £1,673 GBP (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,885 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.15ct lab-grown heart diamond

This 1.15ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804649588 or 804649588. Listed at 12 retailers as of November 2, 2026, with prices from £212 to £1,885, a £1,673 spread on the same certified stone. Do Amore Diamonds lists it at £1,885. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804649588
Dimensions7.10 × 6.28 × 4.23 mm
L/W Ratio1.13
Girdle conditionFaceted
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
7.10 mm6.28 mm1.15 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804649588
Side View
Table 62.0%Crown 40°Girdle: THK-VTKPavilion 38.3°Culet: NoneDepth 59.6%

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 2
Current: £1,885 GBP|Low: £212 GBP|High: £2,228 GBP|Avg: £816 GBP|-7.7%
Do Amore Diamonds
Retailer 2
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
November 2, 2026
Retailer 12£212 GBP
Retailer 9£246 GBP
Retailer 7£266 GBP
Retailer 8£299 GBP
Retailer 13£434 GBP
Retailer 10£446 GBP
Retailer 3£455 GBP
Retailer 5£662 GBP
Retailer 6£681 GBP
Retailer 2£722 GBP
Retailer 15£934 GBP
Retailer 14£1,171 GBP
Retailer 4£1,295 GBP
Retailer 11£1,557 GBP
Do Amore Diamonds£1,885 GBP

25 data points across 15 retailers

12 retailers£212 GBP to £1,885 GBP

A
Cheapest Retailer
-
£212 GBP
$285 USD
A
Retailer 2
-
£246 GBP
$330 USD
View
A
Retailer 3
-
£299 GBP
View
A
Retailer 4
-
£434 GBP
$582 USD
View
A
Retailer 5
-
£446 GBP
$599 USD
View
B+
Retailer 6
-
£455 GBP
$610 USD
View
B+
Retailer 7
-
£722 GBP
$969 USD
View
B+
Retailer 8
-
£934 GBP
$1,253 USD
View
B
Retailer 9
-
£1,171 GBP
View
B
Retailer 10
-
£1,295 GBP
$1,738 USD
View
B
Retailer 11
-
£1,557 GBP
$2,090 USD
View
Most Expensive
B
Do Amore Diamonds
27-77CC70FC3 · Nov 2
£1,885 GBP
$2,530 USD
View
11 more retailers have this diamond
Prices start from £212 GBPSave up to £1,673 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
1.15ct Heart
£212 GBP