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Heart|Lab Grown|IGI

2.51ct G VVS2 Heart Lab Grown Diamond

ID • G/VVS2 • IGI LG840636617

Certificate IGI LG840636617

Diamond specifications and retailer prices

From £449 GBP
$602 USD
As of October 30, 2026
Save £1,820 GBP (80%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £2,269 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 LG840636617 or 840636617. Listed at 6 retailers as of October 30, 2026, with prices from £449 to £2,269, a £1,820 spread on the same certified stone. Brilliant Earth lists it at £2,269. 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
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG840636617
Dimensions9.32 × 8.02 × 5.66 mm
L/W Ratio1.16
Top View
9.32 mm8.02 mm2.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840636617
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.7%

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: Oct 30
Current: £2,269 GBP|Low: £449 GBP|High: £2,903 GBP|Avg: £872 GBP|-21.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 3£449 GBP
Retailer 2£606 GBP
Retailer 4£643 GBP
Retailer 5£1,111 GBP
Retailer 6£1,321 GBP
Brilliant Earth£2,269 GBP

30 data points across 6 retailers

6 retailers£449 GBP to £2,269 GBP

B+
Cheapest Retailer
-
£449 GBP
$602 USD
A
Retailer 2
-
£606 GBP
View
A
Retailer 3
-
£643 GBP
$862 USD
View
B+
Retailer 4
-
£1,111 GBP
$1,489 USD
View
B
Retailer 5
-
£1,321 GBP
View
Most Expensive
B
Brilliant Earth
22199185A · Oct 30
£2,269 GBP
$3,040 USD
View
5 more retailers have this diamond
Prices start from £449 GBPSave up to £1,820 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
2.51ct Heart
£449 GBP