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Heart|Lab Grown|IGI

0.99ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG689546352

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG689546352

Diamond specifications and retailer prices

From £132 GBP
$177 USD
As of October 30, 2026
Save £705 GBP (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £837 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 0.99ct lab-grown heart diamond

This 0.99ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG689546352 or 689546352. Listed at 19 retailers as of October 30, 2026, with prices from £132 to £837, a £705 spread on the same certified stone. Reve Diamonds lists it at £837. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689546352
Dimensions5.99 × 6.98 × 4.07 mm
L/W Ratio1.17
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
5.99 mm6.98 mm0.99 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689546352
Side View
Table 62.0%Crown 40.8°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 58.3%

Caratlytics Score

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A
Excellent
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: £292 GBP|Low: £124 GBP|High: £837 GBP|Avg: £347 GBP|+4.6%
Retailer 1
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Retailer 18
Reve Diamonds
October 31, 2026
Retailer 15£132 GBP
Retailer 10£150 GBP
Retailer 8£160 GBP
Retailer 3£164 GBP
Retailer 16£168 GBP
Retailer 18£212 GBP
Retailer 14£262 GBP
Retailer 5£290 GBP
Retailer 17£292 GBP
Retailer 1£292 GBP
Retailer 13£399 GBP
Retailer 6£400 GBP
Retailer 11£420 GBP
Retailer 12£421 GBP
Retailer 7£438 GBP
Retailer 9£516 GBP
Retailer 2£568 GBP
Retailer 4£754 GBP
Reve Diamonds£837 GBP

37 data points across 19 retailers

19 retailers£132 GBP to £837 GBP

A
Cheapest Retailer
-
£132 GBP
$177 USD
A
Retailer 2
-
£150 GBP
$201 USD
View
A
Retailer 3
-
£160 GBP
$215 USD
View
A
Retailer 4
-
£164 GBP
$220 USD
View
A
Retailer 5
-
£168 GBP
$225 USD
View
Final sale: no returns
A
Retailer 6
-
£212 GBP
View
A
Retailer 7
-
£262 GBP
$351 USD
View
A
Retailer 8
-
£290 GBP
ZAR 6,278 ZAR
View
B+
Retailer 9
-
£292 GBP
$391 USD
View
B+
Retailer 10
-
£292 GBP
View
B+
Retailer 11
-
£399 GBP
$534 USD
View
B+
Retailer 12
-
£400 GBP
A$825 AUD
View
B+
Retailer 13
-
£420 GBP
$563 USD
View
B+
Retailer 14
-
£421 GBP
A$868 AUD
View
B+
Retailer 15
-
£438 GBP
A$902 AUD
View
B
Retailer 16
-
£516 GBP
$691 USD
View
B
Retailer 17
-
£568 GBP
$761 USD
View
B
Retailer 18
-
£754 GBP
View
Most Expensive
B
Reve Diamonds
71D3623FC · Oct 30
£837 GBP
$1,121 USD
View
18 more retailers have this diamond
Prices start from £132 GBPSave up to £705 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
0.99ct Heart
£132 GBP