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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 €328 EUR
$367 USD
As of October 29, 2026
Save €1,190 EUR (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,519 EUR 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 €328 to €1,519, a €1,190 spread on the same certified stone. MOH London lists it at €1,519. 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: €1,519 EUR|Low: €328 EUR|High: €1,531 EUR|Avg: €831 EUR|+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€328 EUR
Retailer 12€491 EUR
Retailer 13€510 EUR
Retailer 9€529 EUR
Retailer 2€575 EUR
Retailer 15€640 EUR
Retailer 3€678 EUR
Retailer 8€881 EUR
Retailer 14€888 EUR
Retailer 10€931 EUR
Retailer 7€947 EUR
Retailer 6€1,064 EUR
Retailer 4€1,255 EUR
Retailer 5€1,471 EUR
MOH London€1,519 EUR

33 data points across 15 retailers

13 retailers€328 EUR to €1,519 EUR

A
Cheapest Retailer
-
€328 EUR
$367 USD
Final sale: no returns
A
Retailer 2
-
€491 EUR
$548 USD
View
A
Retailer 3
-
€510 EUR
$570 USD
View
A
Retailer 4
-
€529 EUR
$591 USD
View
A
Retailer 5
-
€575 EUR
View
Retailer 6
-
€640 EUR
ZAR 11,549 ZAR
View
Price last confirmed 8 days ago
B+
Retailer 7
-
€678 EUR
$757 USD
View
B+
Retailer 8
-
€881 EUR
$984 USD
View
Retailer 9
-
€888 EUR
A$1,526 AUD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
€931 EUR
$1,040 USD
View
B
Retailer 11
-
€1,255 EUR
$1,402 USD
View
Retailer 12
-
€1,471 EUR
$1,643 USD
View
Price last confirmed 7 days ago
Most Expensive
B
MOH London
LG788683578 · Oct 26
€1,519 EUR
£1,336 GBP
View
12 more retailers have this diamond
Prices start from €328 EURSave up to €1,190 EUR

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
€328 EUR