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Heart|Lab Grown|IGI

2.56ct F VS1 Heart Lab Grown Diamond

EX • F/VS1 • IGI LG680534362

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG680534362

Diamond specifications and retailer prices

From £459 GBP
$616 USD
As of November 1, 2026
Save £1,661 GBP (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,120 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 2.56ct lab-grown heart diamond

This 2.56ct lab-grown heart sits in the two to three carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG680534362 or 680534362. Listed at 14 retailers as of November 1, 2026, with prices from £459 to £2,120, a £1,661 spread on the same certified stone. MOH London lists it at £2,120. 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
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680534362
Dimensions8.59 × 9.33 × 5.64 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.59 mm9.33 mm2.56 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680534362
Side View
Table 60.0%Crown 37.2°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £2,120 GBP|Low: £328 GBP|High: £2,145 GBP|Avg: £1,192 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 10£459 GBP
Retailer 2£745 GBP
Retailer 12£745 GBP
Retailer 9£785 GBP
Retailer 3£920 GBP
Retailer 5£1,128 GBP
Retailer 6£1,226 GBP
Retailer 7£1,311 GBP
Retailer 11£1,569 GBP
Retailer 8£1,636 GBP
Retailer 4£1,852 GBP
MOH London£2,120 GBP

30 data points across 12 retailers

14 retailers£459 GBP to £2,120 GBP

Retailer 1
-
£410 GBP
$550 USD
Price last confirmed 25 days ago
Retailer 2
-
£459 GBP
$616 USD
View
Price last confirmed 34 days ago
A
Retailer 3
-
£459 GBP
$616 USD
View
Final sale: no returns
Retailer 4
-
£508 GBP
$682 USD
View
Price last confirmed 30 days ago
B+
Retailer 5
-
£745 GBP
$1,000 USD
View
A
Retailer 6
-
£745 GBP
$1,000 USD
View
B+
Retailer 7
-
£785 GBP
$1,053 USD
View
B+
Retailer 8
-
£1,128 GBP
A$2,328 AUD
View
B+
Retailer 9
-
£1,226 GBP
ZAR 26,572 ZAR
View
B
Retailer 10
-
£1,311 GBP
$1,759 USD
View
Retailer 11
-
£1,336 GBP
$1,793 USD
View
Price last confirmed 32 days ago
B
Retailer 12
-
£1,569 GBP
SGD 2,845 SGD
View
B
Retailer 13
-
£1,636 GBP
$2,195 USD
View
Most Expensive
B
MOH London
LG680534362 · Nov 1
£2,120 GBP
View
13 more retailers have this diamond
Prices start from £459 GBPSave up to £1,661 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
£459 GBP