Cushion|Lab Grown|IGI

1.59ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG788683578

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG788683578

Diamond specifications and retailer prices

From $367 USD
As of October 29, 2026
Save $1,330 USD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,697 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.59ct lab-grown cushion diamond

This 1.59ct lab-grown cushion sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788683578 or 788683578. Listed at 13 retailers as of October 26, 2026, with prices from $367 to $1,697, a $1,330 spread on the same certified stone. MOH London lists it at $1,697. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788683578
Dimensions9.21 × 5.76 × 3.37 mm
L/W Ratio1.60
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.21 mm5.76 mm1.59 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788683578
Side View
Table 58.0%Crown 42.7°Girdle: MED-STKPavilion 35.3°Culet: LargeDepth 58.5%

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 29
Current: $1,697 USD|Low: $367 USD|High: $1,710 USD|Avg: $928 USD|+28.6%
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
October 31, 2026
Retailer 11$367 USD
Retailer 12$548 USD
Retailer 13$570 USD
Retailer 9$591 USD
Retailer 2$643 USD
Retailer 15$715 USD
Retailer 3$757 USD
Retailer 8$984 USD
Retailer 14$992 USD
Retailer 10$1,040 USD
Retailer 7$1,058 USD
Retailer 6$1,189 USD
Retailer 4$1,402 USD
Retailer 5$1,643 USD
MOH London$1,697 USD

33 data points across 15 retailers

13 retailers$367 USD to $1,697 USD

A
Cheapest Retailer
-
$367 USD
Final sale: no returns
A
Retailer 2
-
$548 USD
View
A
Retailer 3
-
$570 USD
View
A
Retailer 4
-
$591 USD
View
A
Retailer 5
-
$643 USD
€612 EUR
View
Retailer 6
-
$715 USD
ZAR 11,549 ZAR
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$757 USD
View
B+
Retailer 8
-
$984 USD
View
B+
Retailer 9
-
$992 USD
A$1,526 AUD
View
B+
Retailer 10
-
$1,040 USD
View
B
Retailer 11
-
$1,402 USD
View
B
Retailer 12
-
$1,643 USD
View
Most Expensive
B
MOH London
LG788683578 · Oct 26
$1,697 USD
£1,336 GBP
View
12 more retailers have this diamond
Prices start from $367 USDSave up to $1,330 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 Cushion
$367 USD