Round|Lab Grown|IGI

3.51ct H VVS2 Round Lab Grown Diamond

EX • H/VVS2 • IGI LG564345041

Shape and cutting style on the report: Round brilliant

Certificate IGI LG564345041

Diamond specifications and retailer prices

From £427 GBP

$572 USD

As of September 22, 2026

6 retailers carry this diamond

Most expensive: £1,809 GBP at Rare Carat · As of September 9, 2026

View at Rare Carat

About this 3.51ct lab-grown round diamond

This 3.51ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG564345041 or 564345041. Listed at 6 retailers as of September 9, 2026. 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

3.51

Carat

Colour

VVS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.3°

Pavilion angle40.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG564345041

Dimensions9.65 × 9.58 × 6.06 mm

L/W Ratio1.01

Girdle conditionFaceted

Culet sizePointed

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG564345041

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: Sep 22

Current: £1,809 GBP|Low: £267 GBP|High: £3,097 GBP|Avg: £1,135 GBP

Rare Carat

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

September 24, 2026

Retailer 3£267 GBP

Retailer 6£537 GBP

Retailer 4£630 GBP

Retailer 11£642 GBP

Retailer 9£658 GBP

Retailer 2£743 GBP

Retailer 8£1,012 GBP

Retailer 13£1,072 GBP

Retailer 5£1,101 GBP

Retailer 10£1,639 GBP

Rare Carat£1,809 GBP

Retailer 7£1,991 GBP

Retailer 12£3,097 GBP

4 data points across 13 retailers

6 retailers£427 GBP to £1,809 GBP

Retailer 1

£427 GBP

$572 USD

Price last confirmed 38 days ago

Retailer 2

£743 GBP

$995 USD

View

Price last confirmed 7 days ago

Retailer 3

£1,012 GBP

ZAR 21,905 ZAR

View

Price last confirmed 41 days ago

Retailer 4

£1,072 GBP

$1,437 USD

View

Price last confirmed 36 days ago

Retailer 5

£1,255 GBP

$1,681 USD

View

Price last confirmed 39 days ago

Most Expensive

Rare Carat

FC14459 · Sep 9

£1,809 GBP

$2,424 USD

View

Price last confirmed 51 days ago

5 more retailers have this diamond

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.

Similar diamonds

3.51ct Round

£427 GBP