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Cushion|Lab Grown|IGI

2.58ct G VVS2 Cushion Lab Grown Diamond

ID • G/VVS2 • IGI LG839646973

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG839646973

Diamond specifications and retailer prices

From £389 GBP
As of October 30, 2026
Save £1,503 GBP (79%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,892 GBP at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 2.58ct lab-grown cushion diamond

This 2.58ct lab-grown cushion sits in the two to three carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839646973 or 839646973. Listed at 9 retailers as of October 30, 2026, with prices from £389 to £1,892, a £1,503 spread on the same certified stone. Blue Nile lists it at £1,892. 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

2.58
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839646973
Dimensions9.69 × 7.17 × 4.91 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.69 mm7.17 mm2.58 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839646973
Side View
Table 61.0%Crown 32.9°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 68.5%

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 30
Current: £1,892 GBP|Low: £356 GBP|High: £2,724 GBP|Avg: £980 GBP|+0.1%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 2£389 GBP
Retailer 6£392 GBP
Retailer 8£569 GBP
Retailer 5£571 GBP
Retailer 7£572 GBP
Retailer 3£791 GBP
Retailer 9£1,128 GBP
Retailer 4£1,405 GBP
Blue Nile£1,892 GBP

37 data points across 9 retailers

9 retailers£389 GBP to £1,892 GBP

A
Cheapest Retailer
-
£389 GBP
A
Retailer 2
-
£392 GBP
HK$4,100 HKD
View
B+
Retailer 3
-
£569 GBP
$762 USD
View
A
Retailer 4
-
£571 GBP
$765 USD
View
A
Retailer 5
-
£572 GBP
$766 USD
View
A
Retailer 6
-
£791 GBP
A$1,631 AUD
View
B+
Retailer 7
-
£1,128 GBP
SGD 2,043 SGD
View
B+
Retailer 8
-
£1,405 GBP
View
Most Expensive
B
Blue Nile
30239337 · Oct 31
£1,892 GBP
$2,535 USD
View
8 more retailers have this diamond
Prices start from £389 GBPSave up to £1,503 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
2.58ct Cushion
£389 GBP