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Heart|Lab Grown|IGI

1.59ct D VS2 Heart Lab Grown Diamond

EX • D/VS2 • IGI LG634457671

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG634457671

Diamond specifications and retailer prices

From £199 GBP
$266 USD
As of October 30, 2026
Save £792 GBP (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £990 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.59ct lab-grown heart diamond

This 1.59ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG634457671 or 634457671. Listed at 16 retailers as of October 29, 2026, with prices from £199 to £990, a £792 spread on the same certified stone. MOH London lists it at £990. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle44.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634457671
Dimensions8.17 × 8.17 × 7.11 mm
L/W Ratio1.00
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
8.17 mm8.17 mm1.59 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634457671
Side View
Table 63.0%Crown 36.2°Girdle: THN-STKPavilion 44.6°Culet: NoneDepth 61.3%

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: £990 GBP|Low: £190 GBP|High: £1,034 GBP|Avg: £496 GBP|+0.6%
MOH London
Retailer 2
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 16
October 30, 2026
Retailer 13£199 GBP
Retailer 5£222 GBP
Retailer 3£230 GBP
Retailer 4£246 GBP
Retailer 14£246 GBP
Retailer 2£274 GBP
Retailer 12£330 GBP
Retailer 10£366 GBP
Retailer 7£428 GBP
Retailer 6£444 GBP
Retailer 9£471 GBP
Retailer 11£605 GBP
Retailer 16£790 GBP
Retailer 8£828 GBP
Retailer 15£946 GBP
MOH London£990 GBP

44 data points across 16 retailers

16 retailers£199 GBP to £990 GBP

A
Cheapest Retailer
-
£199 GBP
$266 USD
A
Retailer 2
-
£222 GBP
$298 USD
View
Final sale: no returns
A
Retailer 3
-
£230 GBP
$308 USD
View
A
Retailer 4
-
£246 GBP
$329 USD
View
A
Retailer 5
-
£246 GBP
$329 USD
View
A
Retailer 6
-
£274 GBP
View
B+
Retailer 7
-
£330 GBP
$442 USD
View
A
Retailer 8
-
£366 GBP
$490 USD
View
B+
Retailer 9
-
£428 GBP
$574 USD
View
B+
Retailer 10
-
£444 GBP
$595 USD
View
B+
Retailer 11
-
£471 GBP
View
B+
Retailer 12
-
£605 GBP
$811 USD
View
B
Retailer 13
-
£790 GBP
$1,059 USD
View
B
Retailer 14
-
£828 GBP
$1,110 USD
View
B
Retailer 15
-
£946 GBP
$1,267 USD
View
Most Expensive
B
MOH London
LG634457671 · Oct 29
£990 GBP
View
15 more retailers have this diamond
Prices start from £199 GBPSave up to £792 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
1.59ct Heart
£199 GBP