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Heart|Lab Grown|IGI

2.56ct D VVS1 Heart Lab Grown Diamond

EX • D/VVS1 • IGI LG786624517

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG786624517

Diamond specifications and retailer prices

From £564 GBP
As of November 4, 2026
Save £1,890 GBP (77%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £3,000 GBP at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 2.56ct lab-grown heart diamond

This 2.56ct lab-grown heart sits in the two to three carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG786624517 or 786624517. Listed at 24 retailers as of November 3, 2026, with a 335% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.56
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786624517
Dimensions8.25 × 9.28 × 5.78 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.25 mm9.28 mm2.56 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786624517
Side View
Table 59.0%Crown 35.7°Girdle: STK-THKPavilion 41.1°Culet: NoneDepth 62.3%

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 4
Current: £3,000 GBP|Low: £542 GBP|High: £3,089 GBP|Avg: £1,453 GBP|-2.9%
Brilliant Earth
Retailer 2
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Retailer 21
November 4, 2026
Retailer 12£559 GBP
Retailer 2£602 GBP
Retailer 8£608 GBP
Retailer 3£632 GBP
Retailer 10£648 GBP
Retailer 18£785 GBP
Retailer 7£910 GBP
Retailer 13£993 GBP
Retailer 20£1,053 GBP
Retailer 4£1,060 GBP
Retailer 21£1,163 GBP
Retailer 16£1,554 GBP
Retailer 17£1,558 GBP
Retailer 11£1,653 GBP
Retailer 9£1,822 GBP
Retailer 14£2,134 GBP
Retailer 5£2,213 GBP
Retailer 19£2,214 GBP
Retailer 6£2,260 GBP
Retailer 15£2,454 GBP
Brilliant Earth£3,000 GBP

31 data points across 21 retailers

24 retailers£564 GBP to £2,454 GBP

Retailer 1
-
£559 GBP
Price last confirmed 14 days ago
A
Retailer 2
-
£564 GBP
View
A
Retailer 3
-
£602 GBP
View
Retailer 4
-
£608 GBP
View
Price last confirmed 14 days ago
A
Retailer 5
-
£632 GBP
View
Final sale: no returns
Retailer 6
-
£648 GBP
View
Price last confirmed 13 days ago
Retailer 7
-
£655 GBP
View
Price last confirmed 18 days ago
A
Retailer 8
-
£785 GBP
View
Retailer 9
-
£910 GBP
View
Price last confirmed 12 days ago
B+
Retailer 10
-
£993 GBP
View
B+
Retailer 11
-
£1,053 GBP
View
B+
Retailer 12
-
£1,060 GBP
View
B+
Retailer 13
-
£1,163 GBP
View
B
Retailer 14
-
£1,554 GBP
View
B
Retailer 15
-
£1,558 GBP
View
Retailer 16
-
£1,653 GBP
View
Price last confirmed 16 days ago
Retailer 17
-
£1,822 GBP
View
Price last confirmed 13 days ago
Retailer 18
-
£2,106 GBP
View
Price last confirmed 11 days ago
Retailer 19
-
£2,134 GBP
View
Price last confirmed 27 days ago
B
Retailer 20
-
£2,213 GBP
View
B
Retailer 21
-
£2,214 GBP
View
B
Retailer 22
-
£2,260 GBP
View
B
Retailer 23
-
£2,454 GBP
View
Most Expensive
Brilliant Earth
21220478A · Oct 21
£3,000 GBP
$4,050 USD
View
Price last confirmed 13 days ago
23 more retailers have this diamond
Prices start from £564 GBPSave up to £1,890 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
2.56ct Heart
£564 GBP