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Heart|Lab Grown|IGI

2.56ct D VVS1 Heart Lab Grown Diamond

EX • D/VVS1 • IGI LG775609999

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG775609999

Diamond specifications and retailer prices

From £1,092 GBP
As of November 4, 2026
Save £1,804 GBP (62%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £5,267 GBP at Brilliant Earth · As of November 4, 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 LG775609999 or 775609999. Listed at 7 retailers as of November 3, 2026, with a 165% 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 angle33.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG775609999
Dimensions8.69 × 9.72 × 5.59 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
8.69 mm9.72 mm2.56 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG775609999
Side View
Table 60.0%Crown 33.2°Girdle: THN-MEDPavilion 40.5°Culet: NoneDepth 57.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £5,267 GBP|Low: £985 GBP|High: £5,430 GBP|Avg: £2,052 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 9£985 GBP
Retailer 6£1,092 GBP
Retailer 7£1,244 GBP
Retailer 8£1,339 GBP
Retailer 3£1,364 GBP
Retailer 4£2,224 GBP
Retailer 5£2,519 GBP
Retailer 2£2,896 GBP
Brilliant Earth£5,267 GBP

14 data points across 9 retailers

7 retailers£1,092 GBP to £2,896 GBP

B+
Cheapest Retailer
-
£1,092 GBP
B+
Retailer 2
-
£1,244 GBP
View
B+
Retailer 3
-
£1,364 GBP
View
Retailer 4
-
£2,224 GBP
View
Price last confirmed 30 days ago
B
Retailer 5
-
£2,519 GBP
View
B
Retailer 6
-
£2,896 GBP
View
Most Expensive
Brilliant Earth
17734743A · Nov 4
£5,267 GBP
$7,110 USD
View
Price under review
6 more retailers have this diamond
Prices start from £1,092 GBPSave up to £1,804 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.

B+
2.56ct Heart
£1,092 GBP