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Radiant|Lab Grown|IGI

1.52ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG519249454

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG519249454

Diamond specifications and retailer prices

From £134 GBP
$179 USD
As of October 30, 2026
Save £1,150 GBP (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,284 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.52ct lab-grown radiant diamond

This 1.52ct lab-grown radiant 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 LG519249454 or 519249454. Listed at 15 retailers as of October 29, 2026, with prices from £134 to £1,284, a £1,150 spread on the same certified stone. Do Amore Diamonds lists it at £1,284. 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 angle46.4°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519249454
Dimensions7.89 × 5.72 × 3.93 mm
L/W Ratio1.38
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
7.89 mm5.72 mm1.52 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519249454
Side View
Table 67.0%Crown 46.4°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 68.7%

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: £1,284 GBP|Low: £134 GBP|High: £1,523 GBP|Avg: £519 GBP|+2.4%
Do Amore Diamonds
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
October 31, 2026
Retailer 12£134 GBP
Retailer 5£141 GBP
Retailer 11£155 GBP
Retailer 10£223 GBP
Retailer 8£261 GBP
Retailer 6£290 GBP
Retailer 4£293 GBP
Retailer 13£369 GBP
Retailer 2£563 GBP
Retailer 9£589 GBP
Retailer 14£644 GBP
Retailer 7£861 GBP
Retailer 3£1,105 GBP
Do Amore Diamonds£1,284 GBP

30 data points across 14 retailers

15 retailers£134 GBP to £1,284 GBP

A
Cheapest Retailer
-
£134 GBP
$179 USD
A
Retailer 2
-
£141 GBP
$189 USD
View
Final sale: no returns
A
Retailer 3
-
£155 GBP
$208 USD
View
B+
Retailer 4
-
£223 GBP
$299 USD
View
A
Retailer 5
-
£261 GBP
$350 USD
View
Retailer 6
-
£293 GBP
€374 EUR
View
Price last confirmed 7 days ago
A
Retailer 7
-
£369 GBP
$495 USD
View
B+
Retailer 8
-
£563 GBP
View
B
Retailer 9
-
£563 GBP
$755 USD
View
B+
Retailer 10
-
£589 GBP
$789 USD
View
B+
Retailer 11
-
£617 GBP
$827 USD
View
B
Retailer 12
-
£644 GBP
$863 USD
View
B
Retailer 13
-
£861 GBP
View
B
Retailer 14
-
£1,105 GBP
$1,480 USD
View
Most Expensive
B
Do Amore Diamonds
27-5FCB12987 · Oct 29
£1,284 GBP
$1,720 USD
View
14 more retailers have this diamond
Prices start from £134 GBPSave up to £1,150 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 Radiant
£134 GBP