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Heart|Lab Grown|IGI

1.08ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG836617782

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836617782

Diamond specifications and retailer prices

From £161 GBP
$216 USD
As of October 30, 2026
Save £973 GBP (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,134 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.08ct lab-grown heart diamond

This 1.08ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836617782 or 836617782. Listed at 17 retailers as of October 30, 2026, with prices from £161 to £1,134, a £973 spread on the same certified stone. Brilliant Earth lists it at £1,134. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.08
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836617782
Dimensions6.30 × 6.92 × 4.12 mm
L/W Ratio1.10
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
Top View
6.30 mm6.92 mm1.08 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836617782
Side View
Table 61.0%Crown 36.2°Girdle: MED-THKPavilion 38.3°Culet: NoneDepth 59.5%

Caratlytics Score

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A+
Exceptional
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,134 GBP|Low: £161 GBP|High: £1,328 GBP|Avg: £474 GBP|-14.6%
Brilliant Earth
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
October 31, 2026
Retailer 4£161 GBP
Retailer 17£181 GBP
Retailer 3£200 GBP
Retailer 9£200 GBP
Retailer 10£206 GBP
Retailer 7£343 GBP
Retailer 13£343 GBP
Retailer 11£363 GBP
Retailer 2£371 GBP
Retailer 5£463 GBP
Retailer 14£489 GBP
Retailer 15£517 GBP
Retailer 8£582 GBP
Retailer 6£682 GBP
Retailer 16£749 GBP
Retailer 12£806 GBP
Brilliant Earth£1,134 GBP

30 data points across 17 retailers

17 retailers£161 GBP to £1,134 GBP

A+
Cheapest Retailer
-
£161 GBP
$216 USD
A
Retailer 2
-
£181 GBP
$242 USD
View
Final sale: no returns
A
Retailer 3
-
£200 GBP
$268 USD
View
A
Retailer 4
-
£200 GBP
$268 USD
View
A
Retailer 5
-
£206 GBP
View
A
Retailer 6
-
£343 GBP
$459 USD
View
A
Retailer 7
-
£343 GBP
ZAR 7,435 ZAR
View
A
Retailer 8
-
£363 GBP
€463 EUR
View
A
Retailer 9
-
£371 GBP
View
B+
Retailer 10
-
£463 GBP
$621 USD
View
B+
Retailer 11
-
£489 GBP
A$1,007 AUD
View
B+
Retailer 12
-
£517 GBP
$693 USD
View
B+
Retailer 13
-
£582 GBP
SGD 1,054 SGD
View
B+
Retailer 14
-
£682 GBP
$914 USD
View
B+
Retailer 15
-
£749 GBP
$1,004 USD
View
B+
Retailer 16
-
£806 GBP
View
Most Expensive
B
Brilliant Earth
21603007A · Oct 30
£1,134 GBP
$1,520 USD
View
16 more retailers have this diamond
Prices start from £161 GBPSave up to £973 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.

A+
1.08ct Heart
£161 GBP