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Heart|Lab Grown|IGI

1.04ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG782601429

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG782601429

Diamond specifications and retailer prices

From £158 GBP
$210 USD
As of October 27, 2026
Save £1,362 GBP (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,520 GBP at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 1.04ct lab-grown heart diamond

This 1.04ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG782601429 or 782601429. Listed at 14 retailers as of October 27, 2026, with prices from £158 to £1,520, a £1,362 spread on the same certified stone. Do Amore Diamonds lists it at £1,520. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782601429
Dimensions6.26 × 6.95 × 4.08 mm
L/W Ratio1.11
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
6.26 mm6.95 mm1.04 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782601429
Side View
Table 61.0%Crown 38.4°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 58.7%

Caratlytics Score

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A+
Exceptional
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 27
Current: £1,520 GBP|Low: £118 GBP|High: £1,716 GBP|Avg: £506 GBP|-11.4%
Do Amore Diamonds
Retailer 2
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Retailer 19
October 29, 2026
Retailer 9£118 GBP
Retailer 3£158 GBP
Retailer 18£178 GBP
Retailer 16£184 GBP
Retailer 12£224 GBP
Retailer 4£236 GBP
Retailer 19£265 GBP
Retailer 14£350 GBP
Retailer 8£360 GBP
Retailer 17£374 GBP
Retailer 7£395 GBP
Retailer 11£443 GBP
Retailer 13£528 GBP
Retailer 15£568 GBP
Retailer 10£594 GBP
Retailer 5£696 GBP
Retailer 2£873 GBP
Retailer 6£1,279 GBP
Do Amore Diamonds£1,520 GBP

19 data points across 19 retailers

14 retailers£158 GBP to £1,520 GBP

A+
Cheapest Retailer
-
£158 GBP
$210 USD
A
Retailer 2
-
£178 GBP
$236 USD
View
Final sale: no returns
A
Retailer 3
-
£184 GBP
$244 USD
View
A
Retailer 4
-
£224 GBP
View
A
Retailer 5
-
£236 GBP
$314 USD
View
A
Retailer 6
-
£265 GBP
$352 USD
View
A
Retailer 7
-
£350 GBP
€443 EUR
View
A
Retailer 8
-
£374 GBP
$497 USD
View
B+
Retailer 9
-
£528 GBP
A$1,080 AUD
View
B+
Retailer 10
-
£568 GBP
$755 USD
View
B+
Retailer 11
-
£696 GBP
$925 USD
View
B+
Retailer 12
-
£873 GBP
View
B
Retailer 13
-
£1,279 GBP
$1,700 USD
View
Most Expensive
B
Do Amore Diamonds
27-260D439D0 · Oct 28
£1,520 GBP
$2,020 USD
View
13 more retailers have this diamond
Prices start from £158 GBPSave up to £1,362 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+
1.04ct Heart
£158 GBP