Heart|Lab Grown|IGI

0.91ct D VS2 Heart Lab Grown Diamond

ID • D/VS2 • IGI LG670431117

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG670431117

Diamond specifications and retailer prices

From £128 GBP

$171 USD

As of October 30, 2026

Save £695 GBP (84%) vs most expensive(unlock to see where)

19 retailers carry this diamond

Most expensive: £823 GBP at Reve Diamonds · As of October 30, 2026

View at Reve Diamonds

About this 0.91ct lab-grown heart diamond

This 0.91ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG670431117 or 670431117. Listed at 19 retailers as of October 30, 2026, with prices from £128 to £823, a £695 spread on the same certified stone. Reve Diamonds lists it at £823. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.91

Carat

Colour

VS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle32.5°

Pavilion angle39.2°

OriginLab Grown

Grading LabIGI

CertificateIGI LG670431117

Dimensions6.77 × 5.94 × 3.98 mm

L/W Ratio1.14

Girdle conditionFaceted

Culet sizePointed

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG670431117

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 30

Current: £421 GBP|Low: £100 GBP|High: £1,172 GBP|Avg: £448 GBP

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Reve Diamonds

October 31, 2026

Retailer 16£128 GBP

Retailer 3£143 GBP

Retailer 8£149 GBP

Retailer 5£158 GBP

Retailer 6£158 GBP

Retailer 15£246 GBP

Retailer 4£283 GBP

Retailer 12£283 GBP

Retailer 18£335 GBP

Retailer 14£406 GBP

Retailer 2£415 GBP

Retailer 1£421 GBP

Retailer 11£470 GBP

Retailer 17£510 GBP

Retailer 9£537 GBP

Retailer 7£550 GBP

Retailer 13£742 GBP

Reve Diamonds£823 GBP

Retailer 10£1,172 GBP

44 data points across 19 retailers

19 retailers£128 GBP to £823 GBP

Cheapest Retailer

£128 GBP

$171 USD

Retailer 2

£143 GBP

$192 USD

View

Final sale: no returns

Retailer 3

£149 GBP

$199 USD

View

Retailer 4

£158 GBP

$212 USD

View

Retailer 5

£158 GBP

$212 USD

View

Retailer 6

£246 GBP

$329 USD

View

B+

Retailer 7

£283 GBP

$379 USD

View

B+

Retailer 8

£283 GBP

View

B+

Retailer 9

£335 GBP

$449 USD

View

B+

Retailer 10

£406 GBP

A$836 AUD

View

Retailer 11

£415 GBP

$556 USD

View

Retailer 12

£421 GBP

A$868 AUD

View

Retailer 13

£466 GBP

View

Retailer 14

£470 GBP

$630 USD

View

Retailer 15

£510 GBP

$683 USD

View

Retailer 16

£549 GBP

$735 USD

View

Retailer 17

£550 GBP

$738 USD

View

Retailer 18

£742 GBP

View

Most Expensive

Reve Diamonds

A7A8B6399 · Oct 30

£823 GBP

$1,102 USD

View

18 more retailers have this diamond

Prices start from £128 GBPSave up to £695 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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0.91ct Heart

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