Heart|Lab Grown|IGI

0.98ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG805672418

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG805672418

Diamond specifications and retailer prices

From £122 GBP

$163 USD

As of October 24, 2026

Save £487 GBP (80%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: £609 GBP at MOH London · As of October 26, 2026

View at MOH London

About this 0.98ct lab-grown heart diamond

This 0.98ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805672418 or 805672418. Listed at 16 retailers as of October 24, 2026, with prices from £122 to £609, a £487 spread on the same certified stone. MOH London lists it at £609. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.98

Carat

Colour

SI1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishVery Good

SymmetryVery Good

FluorescenceNone

Crown angle35.7°

Pavilion angle41.1°

OriginLab Grown

Grading LabIGI

CertificateIGI LG805672418

Dimensions6.73 × 6.58 × 3.92 mm

L/W Ratio1.02

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

PolishVery Good

SymmetryVery Good

FluorescenceNone

CertificateIGI LG805672418

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: £609 GBP|Low: £101 GBP|High: £649 GBP|Avg: £281 GBP|-1.1%

MOH London

Retailer 2

Retailer 3

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Retailer 6

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Retailer 8

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Retailer 10

Retailer 11

Retailer 12

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Retailer 16

October 31, 2026

Retailer 3£104 GBP

Retailer 16£117 GBP

Retailer 15£122 GBP

Retailer 8£130 GBP

Retailer 13£172 GBP

Retailer 6£216 GBP

Retailer 2£221 GBP

Retailer 11£221 GBP

Retailer 14£242 GBP

Retailer 12£279 GBP

Retailer 5£312 GBP

Retailer 9£325 GBP

Retailer 7£358 GBP

Retailer 4£418 GBP

Retailer 10£455 GBP

MOH London£609 GBP

44 data points across 16 retailers

16 retailers£122 GBP to £609 GBP

Retailer 1

£104 GBP

$140 USD

Price last confirmed 8 days ago

Retailer 2

£122 GBP

$163 USD

View

Retailer 3

£130 GBP

$174 USD

View

Retailer 4

£153 GBP

HK$1,600 HKD

View

Retailer 5

£172 GBP

View

Price last confirmed 14 days ago

B+

Retailer 6

£216 GBP

$289 USD

View

Retailer 7

£221 GBP

€282 EUR

View

B+

Retailer 8

£221 GBP

View

B+

Retailer 9

£242 GBP

$324 USD

View

B+

Retailer 10

£279 GBP

View

B+

Retailer 11

£312 GBP

$418 USD

View

B+

Retailer 12

£325 GBP

$436 USD

View

Retailer 13

£358 GBP

SGD 648 SGD

View

Retailer 14

£418 GBP

$560 USD

View

Retailer 15

£455 GBP

$610 USD

View

Most Expensive

MOH London

LG805672418 · Oct 26

£609 GBP

View

15 more retailers have this diamond

Prices start from £122 GBPSave up to £487 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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