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Cushion|Lab Grown|IGI

2.59ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG788605558

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG788605558

Diamond specifications and retailer prices

From $426 USD
As of October 28, 2026
Save $2,464 USD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,890 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.59ct lab-grown cushion diamond

This 2.59ct lab-grown cushion sits in the two to three carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788605558 or 788605558. Listed at 20 retailers as of October 28, 2026, with prices from $426 to $2,890, a $2,464 spread on the same certified stone. Brilliant Earth lists it at $2,890. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.59
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788605558
Dimensions9.68 × 7.02 × 4.95 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.68 mm7.02 mm2.59 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788605558
Side View
Table 62.0%Crown 33.4°Girdle: MED-STKPavilion 37.5°Culet: NoneDepth 70.5%

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 28
Current: $2,890 USD|Low: $426 USD|High: $2,980 USD|Avg: $1,298 USD
Brilliant Earth
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 29, 2026
Retailer 6$426 USD
Retailer 13$471 USD
Retailer 9$501 USD
Retailer 10$560 USD
Retailer 3$665 USD
Retailer 8$729 USD
Retailer 5$759 USD
Retailer 2$850 USD
Retailer 4$1,500 USD
Retailer 15$1,530 USD
Retailer 7$1,829 USD
Retailer 14$1,830 USD
Retailer 12$1,852 USD
Retailer 11$2,145 USD
Brilliant Earth$2,890 USD

44 data points across 15 retailers

20 retailers$426 USD to $2,890 USD

A
Cheapest Retailer
-
$426 USD
Final sale: no returns
A
Retailer 2
-
$471 USD
View
A
Retailer 3
-
$501 USD
£395 GBP
View
A
Retailer 4
-
$525 USD
HK$4,100 HKD
View
A
Retailer 5
-
$560 USD
View
B+
Retailer 6
-
$665 USD
View
A
Retailer 7
-
$729 USD
€694 EUR
View
A
Retailer 8
-
$759 USD
View
A
Retailer 9
-
$850 USD
£670 GBP
View
A
Retailer 10
-
$1,082 USD
View
B+
Retailer 11
-
$1,500 USD
SGD 2,027 SGD
View
B+
Retailer 12
-
$1,530 USD
View
B+
Retailer 13
-
$1,554 USD
View
B+
Retailer 14
-
$1,766 USD
View
B+
Retailer 15
-
$1,769 USD
View
B+
Retailer 16
-
$1,829 USD
£1,440 GBP
View
B+
Retailer 17
-
$1,830 USD
A$2,816 AUD
View
Price last confirmed 21 days ago
B+
Retailer 18
-
$1,852 USD
£1,458 GBP
View
Price last confirmed 8 days ago
B+
Retailer 19
-
$2,145 USD
View
Most Expensive
B
Brilliant Earth
18808176A · Oct 29
$2,890 USD
View
19 more retailers have this diamond
Prices start from $426 USDSave up to $2,464 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
2.59ct Cushion
$426 USD