Round|Lab Grown|IGI

2.51ct G VVS2 Round Lab Grown Diamond

EX • G/VVS2 • IGI LG804639446

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804639446

Diamond specifications and retailer prices

From £244 GBP

$324 USD

As of October 26, 2026

Save £1,585 GBP (87%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: £1,829 GBP at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round 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 LG804639446 or 804639446. Listed at 24 retailers as of October 26, 2026, with prices from £244 to £1,829, a £1,585 spread on the same certified stone. Brilliant Earth lists it at £1,829. 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

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.4°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG804639446

Dimensions8.75 × 8.71 × 5.29 mm

L/W Ratio1.00

Girdle conditionFaceted

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

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG804639446

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 26

Current: £1,829 GBP|Low: £272 GBP|High: £1,927 GBP|Avg: £802 GBP|-5.1%

Brilliant Earth

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October 29, 2026

Retailer 4£272 GBP

Retailer 9£282 GBP

Retailer 6£406 GBP

Retailer 16£418 GBP

Retailer 18£431 GBP

Retailer 12£491 GBP

Retailer 15£535 GBP

Retailer 8£582 GBP

Retailer 13£671 GBP

Retailer 7£671 GBP

Retailer 14£728 GBP

Retailer 17£747 GBP

Retailer 10£1,004 GBP

Retailer 19£1,160 GBP

Retailer 11£1,170 GBP

Retailer 3£1,195 GBP

Retailer 2£1,217 GBP

Retailer 5£1,509 GBP

Brilliant Earth£1,829 GBP

40 data points across 19 retailers

24 retailers£244 GBP to £1,829 GBP

Cheapest Retailer

£244 GBP

$324 USD

Retailer 2

£272 GBP

$361 USD

View

Final sale: no returns

Retailer 3

£282 GBP

$375 USD

View

Retailer 4

£302 GBP

$401 USD

View

Retailer 5

£302 GBP

$401 USD

View

B+

Retailer 6

£406 GBP

$540 USD

View

Retailer 7

£418 GBP

$555 USD

View

Retailer 8

£431 GBP

View

Price last confirmed 12 days ago

Retailer 9

£491 GBP

€621 EUR

View

Retailer 10

£535 GBP

View

Retailer 11

£582 GBP

$773 USD

View

Retailer 12

£671 GBP

A$1,372 AUD

View

B+

Retailer 13

£671 GBP

$892 USD

View

B+

Retailer 14

£728 GBP

ZAR 15,632 ZAR

View

B+

Retailer 15

£747 GBP

$992 USD

View

B+

Retailer 16

£971 GBP

$1,290 USD

View

B+

Retailer 17

£1,004 GBP

$1,335 USD

View

Retailer 18

£1,160 GBP

$1,542 USD

View

Retailer 19

£1,170 GBP

View

Retailer 20

£1,195 GBP

$1,588 USD

View

Retailer 21

£1,217 GBP

View

Retailer 22

£1,486 GBP

$1,975 USD

View

Price last confirmed 15 days ago

Retailer 23

£1,509 GBP

$2,005 USD

View

Price last confirmed 14 days ago

Most Expensive

Brilliant Earth

20640155A · Oct 28

£1,829 GBP

$2,430 USD

View

23 more retailers have this diamond

Prices start from £244 GBPSave up to £1,585 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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