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Heart|Lab Grown|IGI

0.78ct D IF Heart Lab Grown Diamond

VG • D/IF • IGI LG692519969

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG692519969

Diamond specifications and retailer prices

From £336 GBP
As of November 3, 2026
Save £1,688 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,024 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 0.78ct lab-grown heart diamond

This 0.78ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG692519969 or 692519969. Listed at 19 retailers as of November 3, 2026, with prices from £336 to £2,024, a £1,688 spread on the same certified stone. MOH London lists it at £2,024. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.78
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG692519969
Dimensions6.36 × 5.80 × 3.68 mm
L/W Ratio1.10
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
6.36 mm5.80 mm0.78 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG692519969
Side View
Table 57.0%Crown 35.3°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 57.9%

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 3
Current: £2,024 GBP|Low: £336 GBP|High: £2,103 GBP|Avg: £1,014 GBP|-3.8%
MOH London
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
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Retailer 17
November 5, 2026
Retailer 15£336 GBP
Retailer 2£355 GBP
Retailer 3£397 GBP
Retailer 12£398 GBP
Retailer 17£441 GBP
Retailer 7£649 GBP
Retailer 6£667 GBP
Retailer 4£884 GBP
Retailer 9£1,191 GBP
Retailer 5£1,239 GBP
Retailer 10£1,279 GBP
Retailer 14£1,291 GBP
Retailer 13£1,429 GBP
Retailer 11£1,535 GBP
Retailer 16£1,666 GBP
Retailer 8£2,022 GBP
MOH London£2,024 GBP

38 data points across 17 retailers

19 retailers£336 GBP to £2,024 GBP

A
Cheapest Retailer
-
£336 GBP
A
Retailer 2
-
£355 GBP
View
A
Retailer 3
-
£397 GBP
View
Final sale: no returns
A
Retailer 4
-
£398 GBP
View
A
Retailer 5
-
£441 GBP
View
B+
Retailer 6
-
£649 GBP
View
B+
Retailer 7
-
£667 GBP
View
B
Retailer 8
-
£884 GBP
View
B
Retailer 9
-
£1,028 GBP
View
Retailer 10
-
£1,191 GBP
View
Price last confirmed 28 days ago
B
Retailer 11
-
£1,239 GBP
View
B
Retailer 12
-
£1,279 GBP
View
B
Retailer 13
-
£1,291 GBP
View
B
Retailer 14
-
£1,429 GBP
View
B
Retailer 15
-
£1,535 GBP
View
B
Retailer 16
-
£1,666 GBP
View
B
Retailer 17
-
£2,022 GBP
View
Most Expensive
B
MOH London
LG692519969 · Nov 5
£2,024 GBP
View
17 more retailers have this diamond
Prices start from £336 GBPSave up to £1,688 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
0.78ct Heart
£336 GBP