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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 $266 USD
As of October 27, 2026
Save $1,061 USD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,327 USD 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 27, 2026, with prices from $266 to $1,327, a $1,061 spread on the same certified stone. MOH London lists it at $1,327. 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
Color
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

How it works →
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 27
Current: $1,327 USD|Low: $255 USD|High: $1,386 USD|Avg: $665 USD|+0.6%
MOH London
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
October 29, 2026
Retailer 13$266 USD
Retailer 5$298 USD
Retailer 3$308 USD
Retailer 4$329 USD
Retailer 14$329 USD
Retailer 2$369 USD
Retailer 12$442 USD
Retailer 10$490 USD
Retailer 7$574 USD
Retailer 6$595 USD
Retailer 9$628 USD
Retailer 11$811 USD
Retailer 16$1,059 USD
Retailer 8$1,110 USD
Retailer 15$1,267 USD
MOH London$1,327 USD

43 data points across 16 retailers

16 retailers$266 USD to $1,327 USD

A
Cheapest Retailer
-
$266 USD
A
Retailer 2
-
$298 USD
View
Final sale: no returns
A
Retailer 3
-
$308 USD
View
A
Retailer 4
-
$329 USD
View
A
Retailer 5
-
$329 USD
View
A
Retailer 6
-
$369 USD
£290 GBP
View
B+
Retailer 7
-
$442 USD
View
A
Retailer 8
-
$490 USD
View
B+
Retailer 9
-
$574 USD
View
B+
Retailer 10
-
$595 USD
View
B+
Retailer 11
-
$628 USD
£495 GBP
View
B+
Retailer 12
-
$811 USD
View
B
Retailer 13
-
$1,059 USD
View
B
Retailer 14
-
$1,110 USD
View
B
Retailer 15
-
$1,267 USD
View
Most Expensive
B
MOH London
LG634457671 · Oct 29
$1,327 USD
£1,045 GBP
View
15 more retailers have this diamond
Prices start from $266 USDSave up to $1,061 USD

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
$266 USD