CaratHunter
Plans
Cushion|Lab Grown|IGI

1.52ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG571379727

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG571379727

Diamond specifications and retailer prices

From £172 GBP
$231 USD
As of November 1, 2026
Save £734 GBP (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £906 GBP at Reve Diamonds · As of November 1, 2026
View at Reve 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG571379727 or 571379727. Listed at 12 retailers as of November 1, 2026, with prices from £172 to £906, a £734 spread on the same certified stone. Reve Diamonds lists it at £906. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG571379727
Dimensions8.51 × 5.85 × 4.11 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.51 mm5.85 mm1.52 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG571379727
Side View
Table 64.5%Crown 33.2°Girdle: MediumPavilion 39.8°Culet: NoneDepth 70.3%

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 1
Current: £352 GBP|Low: £172 GBP|High: £906 GBP|Avg: £492 GBP|+4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Reve Diamonds
November 2, 2026
Retailer 9£172 GBP
Retailer 2£210 GBP
Retailer 11£254 GBP
Retailer 4£348 GBP
Retailer 10£351 GBP
Retailer 1£352 GBP
Retailer 8£382 GBP
Retailer 3£612 GBP
Retailer 7£627 GBP
Retailer 12£654 GBP
Retailer 5£694 GBP
Retailer 6£770 GBP
Reve Diamonds£906 GBP

41 data points across 13 retailers

12 retailers£172 GBP to £906 GBP

A
Cheapest Retailer
-
£172 GBP
$231 USD
Final sale: no returns
A
Retailer 2
-
£210 GBP
HK$2,200 HKD
View
B+
Retailer 3
-
£254 GBP
$340 USD
View
A
Retailer 4
-
£351 GBP
$470 USD
View
A
Retailer 5
-
£352 GBP
View
A
Retailer 6
-
£382 GBP
$512 USD
View
B
Retailer 7
-
£612 GBP
SGD 1,108 SGD
View
B
Retailer 8
-
£627 GBP
$840 USD
View
B+
Retailer 9
-
£654 GBP
$876 USD
View
B+
Retailer 10
-
£694 GBP
$930 USD
View
B
Retailer 11
-
£770 GBP
View
Most Expensive
B
Reve Diamonds
2FE8B05B2 · Nov 1
£906 GBP
$1,214 USD
View
11 more retailers have this diamond
Prices start from £172 GBPSave up to £734 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
£172 GBP