Heart|Lab Grown|IGI

2.51ct G VVS2 Heart Lab Grown Diamond

EX • G/VVS2 • IGI LG642475840

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG642475840

Diamond specifications and retailer prices

From £325 GBP

$436 USD

As of October 24, 2026

Save £1,037 GBP (76%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: £1,416 GBP at MOH London · As of October 18, 2026

View at MOH London

About this 2.51ct lab-grown heart diamond

This 2.51ct lab-grown heart sits in the two to three carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG642475840 or 642475840. Listed at 16 retailers as of October 24, 2026, with a 319% 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

2.51

Carat

Colour

VVS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishVery Good

SymmetryVery Good

FluorescenceNone

Crown angle36.8°

Pavilion angle39.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG642475840

Dimensions8.44 × 9.43 × 5.20 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

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishVery Good

SymmetryVery Good

FluorescenceNone

CertificateIGI LG642475840

Side View

Caratlytics Score

How it works →

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: Oct 24

Current: £1,416 GBP|Low: £231 GBP|High: £1,426 GBP|Avg: £748 GBP|+0.5%

MOH London

Retailer 2

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Retailer 17

October 26, 2026

Retailer 14£291 GBP

Retailer 6£325 GBP

Retailer 3£325 GBP

Retailer 4£360 GBP

Retailer 15£360 GBP

Retailer 11£433 GBP

Retailer 13£485 GBP

Retailer 5£572 GBP

Retailer 2£641 GBP

Retailer 7£650 GBP

Retailer 10£862 GBP

Retailer 12£1,011 GBP

Retailer 17£1,159 GBP

Retailer 8£1,187 GBP

Retailer 9£1,342 GBP

Retailer 16£1,363 GBP

MOH London£1,416 GBP

39 data points across 17 retailers

16 retailers£325 GBP to £1,363 GBP

Retailer 1

£291 GBP

$390 USD

Price last confirmed 7 days ago

Retailer 2

£325 GBP

$436 USD

View

Retailer 3

£360 GBP

$483 USD

View

Retailer 4

£360 GBP

$483 USD

View

Retailer 5

£433 GBP

$580 USD

View

B+

Retailer 6

£485 GBP

$650 USD

View

Retailer 7

£572 GBP

$767 USD

View

Retailer 8

£641 GBP

View

B+

Retailer 9

£650 GBP

$871 USD

View

Retailer 10

£862 GBP

ZAR 18,658 ZAR

View

Price last confirmed 7 days ago

Retailer 11

£1,011 GBP

$1,355 USD

View

Retailer 12

£1,159 GBP

$1,553 USD

View

Retailer 13

£1,187 GBP

$1,590 USD

View

Retailer 14

£1,342 GBP

$1,799 USD

View

Retailer 15

£1,363 GBP

$1,826 USD

View

Most Expensive

MOH London

LG642475840 · Oct 18

£1,416 GBP

View

Price last confirmed 13 days ago

15 more retailers have this diamond

Prices start from £325 GBPSave up to £1,037 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.

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2.51ct Heart

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