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Heart|Lab Grown|IGI

1.54ct E FL Heart Lab Grown Diamond

ID • E/FL • IGI LG792622600

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG792622600

Diamond specifications and retailer prices

From £806 GBP
$1,074 USD
As of October 27, 2026
Save £2,463 GBP (75%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £3,269 GBP at Taylor and Hart · As of October 27, 2026
View at Taylor and Hart

About this 1.54ct lab-grown heart diamond

This 1.54ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG792622600 or 792622600. Listed at 19 retailers as of October 27, 2026, with prices from £806 to £3,269, a £2,463 spread on the same certified stone. Taylor and Hart lists it at £3,269. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792622600
Dimensions7.98 × 7.45 × 4.52 mm
L/W Ratio1.07
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
7.98 mm7.45 mm1.54 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792622600
Side View
Table 60.0%Crown 33.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 56.6%

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: Oct 27
Current: £1,351 GBP|Low: £774 GBP|High: £3,216 GBP|Avg: £1,556 GBP|-1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 12£806 GBP
Retailer 5£903 GBP
Retailer 3£936 GBP
Retailer 13£936 GBP
Retailer 8£1,066 GBP
Retailer 4£1,141 GBP
Retailer 9£1,338 GBP
Retailer 1£1,351 GBP
Retailer 6£1,656 GBP
Retailer 7£1,720 GBP
Retailer 2£2,709 GBP
Retailer 11£2,966 GBP
Retailer 10£3,178 GBP

43 data points across 13 retailers

19 retailers£806 GBP to £3,269 GBP

A
Cheapest Retailer
-
£806 GBP
$1,074 USD
A
Retailer 2
-
£878 GBP
$1,169 USD
View
A
Retailer 3
-
£903 GBP
$1,203 USD
View
Final sale: no returns
A
Retailer 4
-
£936 GBP
$1,246 USD
View
A
Retailer 5
-
£936 GBP
$1,246 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
£988 GBP
$1,316 USD
View
B+
Retailer 7
-
£1,066 GBP
$1,420 USD
View
B+
Retailer 8
-
£1,141 GBP
$1,520 USD
View
B+
Retailer 9
-
£1,338 GBP
$1,782 USD
View
B+
Retailer 10
-
£1,351 GBP
View
B
Retailer 11
-
£1,656 GBP
€2,100 EUR
View
B+
Retailer 12
-
£1,720 GBP
ZAR 37,006 ZAR
View
B
Retailer 13
-
£1,754 GBP
$2,336 USD
View
B
Retailer 14
-
£1,898 GBP
$2,528 USD
View
B
Retailer 15
-
£2,709 GBP
$3,608 USD
View
B
Retailer 16
-
£2,966 GBP
$3,950 USD
View
B
Retailer 17
-
£2,991 GBP
$3,983 USD
View
B
Retailer 18
-
£3,178 GBP
View
Most Expensive
B
Taylor and Hart
WQPB1U1 · Oct 27
£3,269 GBP
$4,353 USD
View
18 more retailers have this diamond
Prices start from £806 GBPSave up to £2,463 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
1.54ct Heart
£806 GBP