CaratHunter
Plans
Cushion|Lab Grown|IGI

1.53ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG530295665

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG530295665

Diamond specifications and retailer prices

From €297 EUR
As of November 6, 2026
Save €675 EUR (69%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €973 EUR at MOH London · As of November 7, 2026
View at MOH London

About this 1.53ct lab-grown cushion diamond

This 1.53ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG530295665 or 530295665. Listed at 5 retailers as of November 6, 2026, with prices from €297 to €973, a €675 spread on the same certified stone. MOH London lists it at €973. 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

1.53
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530295665
Dimensions6.75 × 6.52 × 4.42 mm
L/W Ratio1.04
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
6.75 mm6.52 mm1.53 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG530295665
Side View
Table 65.0%Crown 34.8°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 67.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €973 EUR|Low: €297 EUR|High: €990 EUR|Avg: €571 EUR|-1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 7, 2026
Retailer 4€297 EUR
Retailer 3€337 EUR
Retailer 5€441 EUR
Retailer 2€449 EUR
Retailer 6€938 EUR
MOH London€973 EUR

35 data points across 6 retailers

5 retailers€297 EUR to €973 EUR

B+
Cheapest Retailer
-
€297 EUR
A
Retailer 2
-
€337 EUR
View
A
Retailer 3
-
€449 EUR
View
B
Retailer 4
-
€938 EUR
View
Most Expensive
B
MOH London
LG530295665 · Nov 7
€973 EUR
£855 GBP
View
4 more retailers have this diamond
Prices start from €297 EURSave up to €675 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
1.53ct Cushion
€297 EUR