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Cushion|Lab Grown|IGI

1.52ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG519239221

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG519239221

Diamond specifications and retailer prices

From £206 GBP
As of November 6, 2026
Save £1,154 GBP (85%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,360 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.52ct lab-grown cushion diamond

This 1.52ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG519239221 or 519239221. Listed at 9 retailers as of November 2, 2026, with prices from £206 to £1,360, a £1,154 spread on the same certified stone. Do Amore Diamonds lists it at £1,360. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.52
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519239221
Dimensions7.34 × 6.38 × 4.37 mm
L/W Ratio1.15
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
7.34 mm6.38 mm1.52 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519239221
Side View
Table 58.0%Crown 33.8°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 68.5%

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: Nov 6
Current: £314 GBP|Low: £114 GBP|High: £1,524 GBP|Avg: £478 GBP|+2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2£114 GBP
Retailer 10£206 GBP
Retailer 11£237 GBP
Retailer 7£269 GBP
Retailer 3£294 GBP
Retailer 1£314 GBP
Retailer 9£394 GBP
Retailer 4£643 GBP
Retailer 6£740 GBP
Retailer 8£778 GBP
Retailer 5£1,113 GBP

24 data points across 11 retailers

9 retailers£206 GBP to £1,360 GBP

A
Cheapest Retailer
-
£206 GBP
B+
Retailer 2
-
£237 GBP
View
A
Retailer 3
-
£269 GBP
View
A
Retailer 4
-
£294 GBP
View
A
Retailer 5
-
£314 GBP
View
A
Retailer 6
-
£394 GBP
View
B+
Retailer 7
-
£643 GBP
View
B
Retailer 8
-
£1,113 GBP
View
Most Expensive
B
Do Amore Diamonds
27-F4D82F4B4 · Nov 2
£1,360 GBP
$1,820 USD
View
8 more retailers have this diamond
Prices start from £206 GBPSave up to £1,154 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
1.52ct Cushion
£206 GBP