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Heart|Lab Grown|IGI

1.53ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG795629380

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG795629380

Diamond specifications and retailer prices

From £273 GBP
$366 USD
As of November 2, 2026
Save £2,285 GBP (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,557 GBP at Novita Diamonds · As of October 31, 2026
View at Novita Diamonds

About this 1.53ct lab-grown heart diamond

This 1.53ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG795629380 or 795629380. Listed at 14 retailers as of October 31, 2026, with prices from £273 to £2,557, a £2,285 spread on the same certified stone. Novita Diamonds lists it at £2,557. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795629380
Dimensions6.90 × 7.69 × 4.80 mm
L/W Ratio1.11
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
6.90 mm7.69 mm1.53 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795629380
Side View
Table 57.0%Crown 36.8°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 62.4%

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 2
Current: £2,557 GBP|Low: £268 GBP|High: £2,589 GBP|Avg: £1,221 GBP|-1.0%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 2, 2026
Retailer 11£273 GBP
Retailer 3£316 GBP
Retailer 2£395 GBP
Retailer 4£484 GBP
Retailer 14£541 GBP
Retailer 5£625 GBP
Retailer 9£869 GBP
Retailer 12£992 GBP
Retailer 6£1,007 GBP
Retailer 15£1,200 GBP
Retailer 10£1,466 GBP
Retailer 8£2,072 GBP
Retailer 13£2,422 GBP
Retailer 7£2,527 GBP
Novita Diamonds£2,557 GBP

31 data points across 15 retailers

14 retailers£273 GBP to £2,557 GBP

A
Cheapest Retailer
-
£273 GBP
$366 USD
A
Retailer 2
-
£316 GBP
$424 USD
View
A
Retailer 3
-
£395 GBP
View
A
Retailer 4
-
£484 GBP
$650 USD
View
A
Retailer 5
-
£541 GBP
$726 USD
View
A
Retailer 6
-
£625 GBP
$839 USD
View
A
Retailer 7
-
£869 GBP
A$1,794 AUD
View
B+
Retailer 8
-
£992 GBP
$1,331 USD
View
B+
Retailer 9
-
£1,007 GBP
A$2,078 AUD
View
B+
Retailer 10
-
£1,200 GBP
$1,610 USD
View
B
Retailer 11
-
£1,466 GBP
View
B
Retailer 12
-
£2,072 GBP
$2,780 USD
View
B
Retailer 13
-
£2,422 GBP
$3,250 USD
View
Most Expensive
B
Novita Diamonds
cert_795629380 · Oct 31
£2,557 GBP
A$5,280 AUD
View
13 more retailers have this diamond
Prices start from £273 GBPSave up to £2,285 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
1.53ct Heart
£273 GBP