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Heart|Lab Grown|IGI

0.85ct F VS1 Heart Lab Grown Diamond

EX • F/VS1 • IGI LG524212130

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG524212130

Diamond specifications and retailer prices

From £475 GBP
$637 USD
As of November 1, 2026
Save £47 GBP (9%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,323 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 0.85ct lab-grown heart diamond

This 0.85ct lab-grown heart sits in the just-under-one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG524212130 or 524212130. Listed at 4 retailers as of November 1, 2026, with a relatively tight 10% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.85
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG524212130
Dimensions5.89 × 6.67 × 3.75 mm
L/W Ratio1.13
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
Top View
5.89 mm6.67 mm0.85 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG524212130
Side View
Table 61.5%Crown 34.8°Girdle: MED-THKPavilion 41.4°Culet: NoneDepth 56.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £521 GBP|Low: £319 GBP|High: £1,323 GBP|Avg: £728 GBP|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Taylor and Hart
November 3, 2026
Retailer 6£319 GBP
Retailer 7£406 GBP
Retailer 4£449 GBP
Retailer 3£475 GBP
Retailer 1£521 GBP
Retailer 2£1,172 GBP
Retailer 5£1,174 GBP
Taylor and Hart£1,323 GBP

41 data points across 8 retailers

4 retailers£475 GBP to £521 GBP

B
Cheapest Retailer
-
£475 GBP
$637 USD
B
Retailer 2
-
£521 GBP
View
Retailer 3
-
£1,172 GBP
View
Price under review
Most Expensive
Taylor and Hart
YRXGI8H · Oct 31
£1,323 GBP
$1,776 USD
View
Price under review
3 more retailers have this diamond
Prices start from £475 GBPSave up to £47 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.

B
0.85ct Heart
£475 GBP