Heart|Lab Grown|IGI

1.59ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG822633374

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG822633374

Diamond specifications and retailer prices

From £197 GBP

$264 USD

As of October 24, 2026

Save £759 GBP (79%) vs most expensive(unlock to see where)

22 retailers carry this diamond

Most expensive: £1,224 GBP at Brilliant Earth · As of October 22, 2026

View at Brilliant Earth

About this 1.59ct lab-grown heart diamond

This 1.59ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG822633374 or 822633374. Listed at 22 retailers as of October 24, 2026, with a 385% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.2°

Pavilion angle40.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG822633374

Dimensions8.04 × 7.72 × 4.58 mm

L/W Ratio1.04

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG822633374

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: £1,224 GBP|Low: £166 GBP|High: £1,284 GBP|Avg: £503 GBP|-4.7%

Brilliant Earth

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October 31, 2026

Retailer 9£169 GBP

Retailer 15£189 GBP

Retailer 7£197 GBP

Retailer 12£210 GBP

Retailer 13£229 GBP

Retailer 23£235 GBP

Retailer 2£335 GBP

Retailer 5£356 GBP

Retailer 6£357 GBP

Retailer 3£390 GBP

Retailer 20£434 GBP

Retailer 16£436 GBP

Retailer 22£491 GBP

Retailer 18£543 GBP

Retailer 17£673 GBP

Retailer 10£676 GBP

Retailer 14£715 GBP

Retailer 21£827 GBP

Retailer 19£843 GBP

Retailer 4£844 GBP

Retailer 11£855 GBP

Retailer 8£956 GBP

Brilliant Earth£1,224 GBP

30 data points across 23 retailers

22 retailers£197 GBP to £956 GBP

Retailer 1

£169 GBP

$227 USD

Price last confirmed 7 days ago

Retailer 2

£197 GBP

$264 USD

View

Retailer 3

£210 GBP

$282 USD

View

Retailer 4

£229 GBP

HK$2,400 HKD

View

Retailer 5

£235 GBP

View

Retailer 6

£335 GBP

€428 EUR

View

Retailer 7

£356 GBP

ZAR 7,698 ZAR

View

Price last confirmed 8 days ago

Retailer 8

£357 GBP

$479 USD

View

Retailer 9

£390 GBP

View

B+

Retailer 10

£434 GBP

$581 USD

View

B+

Retailer 11

£436 GBP

A$898 AUD

View

B+

Retailer 12

£491 GBP

A$1,013 AUD

View

B+

Retailer 13

£543 GBP

$728 USD

View

B+

Retailer 14

£673 GBP

SGD 1,218 SGD

View

B+

Retailer 15

£676 GBP

$906 USD

View

B+

Retailer 16

£715 GBP

$958 USD

View

Retailer 17

£827 GBP

A$1,705 AUD

View

Retailer 18

£843 GBP

$1,130 USD

View

Retailer 19

£844 GBP

View

Retailer 20

£855 GBP

$1,146 USD

View

Retailer 21

£956 GBP

$1,281 USD

View

Most Expensive

Brilliant Earth

20987033A · Oct 22

£1,224 GBP

$1,640 USD

View

Price last confirmed 9 days ago

21 more retailers have this diamond

Prices start from £197 GBPSave up to £759 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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