Heart|Lab Grown|IGI

3.29ct D VVS1 Heart Lab Grown Diamond

EX • D/VVS1 • IGI LG804660523

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804660523

Diamond specifications and retailer prices

From £993 GBP

$1,332 USD

As of November 2, 2026

Save £3,227 GBP (76%) vs most expensive(unlock to see where)

24 retailers carry this diamond

Most expensive: £4,571 GBP at Queensmith · As of October 16, 2026

View at Queensmith

About this 3.29ct lab-grown heart diamond

This 3.29ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG804660523 or 804660523. Listed at 24 retailers as of October 31, 2026, with a 325% 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

3.29

Carat

Colour

VVS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.1°

Pavilion angle40.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG804660523

Dimensions9.24 × 10.46 × 6.03 mm

L/W Ratio1.13

Girdle conditionFaceted

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG804660523

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: Nov 2

Current: £1,624 GBP|Low: £993 GBP|High: £4,422 GBP|Avg: £2,331 GBP|-5.6%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

Retailer 15

Retailer 16

Retailer 17

Retailer 18

Retailer 19

Retailer 20

Retailer 21

November 2, 2026

Retailer 5£993 GBP

Retailer 3£1,081 GBP

Retailer 13£1,111 GBP

Retailer 8£1,152 GBP

Retailer 2£1,282 GBP

Retailer 11£1,328 GBP

Retailer 18£1,335 GBP

Retailer 1£1,624 GBP

Retailer 4£1,712 GBP

Retailer 10£1,865 GBP

Retailer 21£1,914 GBP

Retailer 9£2,159 GBP

Retailer 15£2,601 GBP

Retailer 17£2,675 GBP

Retailer 7£3,169 GBP

Retailer 6£3,582 GBP

Retailer 12£3,700 GBP

Retailer 19£3,853 GBP

Retailer 14£4,047 GBP

Retailer 20£4,185 GBP

Retailer 16£4,220 GBP

42 data points across 21 retailers

24 retailers£993 GBP to £4,220 GBP

Cheapest Retailer

£993 GBP

$1,332 USD

Retailer 2

£1,081 GBP

$1,450 USD

View

Retailer 3

£1,111 GBP

$1,491 USD

View

Final sale: no returns

Retailer 4

£1,152 GBP

$1,546 USD

View

Price last confirmed 21 days ago

Retailer 5

£1,152 GBP

$1,546 USD

View

B+

Retailer 6

£1,282 GBP

$1,720 USD

View

B+

Retailer 7

£1,328 GBP

$1,782 USD

View

B+

Retailer 8

£1,335 GBP

HK$14,000 HKD

View

B+

Retailer 9

£1,624 GBP

View

B+

Retailer 10

£1,712 GBP

$2,298 USD

View

B+

Retailer 11

£1,865 GBP

$2,503 USD

View

B+

Retailer 12

£1,914 GBP

$2,569 USD

View

B+

Retailer 13

£2,159 GBP

$2,897 USD

View

Retailer 14

£2,601 GBP

A$5,370 AUD

View

B+

Retailer 15

£2,675 GBP

ZAR 57,982 ZAR

View

Retailer 16

£3,104 GBP

$4,166 USD

View

Retailer 17

£3,169 GBP

$4,252 USD

View

Retailer 18

£3,582 GBP

$4,807 USD

View

Retailer 19

£3,700 GBP

View

Retailer 20

£3,853 GBP

SGD 6,987 SGD

View

Retailer 21

£4,047 GBP

$5,430 USD

View

Retailer 22

£4,185 GBP

$5,616 USD

View

Retailer 23

£4,220 GBP

A$8,712 AUD

View

Most Expensive

Queensmith

LG804660523 · Oct 16

£4,571 GBP

View

Price last confirmed 17 days ago

23 more retailers have this diamond

Prices start from £993 GBPSave up to £3,227 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.

Similar diamonds

3.29ct Heart

£993 GBP