Radiant|Lab Grown|IGI

1.58ct D VS2 Radiant Lab Grown Diamond

EX • D/VS2 • IGI LG636429348

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

Certificate IGI LG636429348

Diamond specifications and retailer prices

From £158 GBP
$212 USD
As of October 30, 2026
Save £640 GBP (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,530 GBP at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1.58ct lab-grown radiant diamond

This 1.58ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG636429348 or 636429348. Listed at 18 retailers as of October 30, 2026, with a 404% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636429348
Dimensions8.45 × 5.72 × 3.85 mm
L/W Ratio1.48
Culet sizePointed
Top View
8.45 mm5.72 mm1.58 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636429348
Side View
Table 65.0%Crown 33.6°Girdle: MediumPavilion 35.3°Culet: NoneDepth 67.3%

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: £1,530 GBP|Low: £158 GBP|High: £1,530 GBP|Avg: £499 GBP
Brilliant Earth
Retailer 2
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Retailer 7
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Retailer 11
Retailer 12
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Retailer 18
October 30, 2026
Retailer 16£158 GBP
Retailer 12£184 GBP
Retailer 3£196 GBP
Retailer 18£196 GBP
Retailer 15£219 GBP
Retailer 4£337 GBP
Retailer 14£354 GBP
Retailer 2£362 GBP
Retailer 8£410 GBP
Retailer 7£444 GBP
Retailer 17£630 GBP
Retailer 13£632 GBP
Retailer 10£669 GBP
Retailer 9£717 GBP
Retailer 6£761 GBP
Retailer 11£790 GBP
Retailer 5£798 GBP
Brilliant Earth£1,530 GBP

40 data points across 18 retailers

18 retailers£158 GBP to £798 GBP

A
Cheapest Retailer
-
£158 GBP
$212 USD
A
Retailer 2
-
£184 GBP
$246 USD
View
A
Retailer 3
-
£196 GBP
$262 USD
View
A
Retailer 4
-
£196 GBP
$262 USD
View
Retailer 5
-
£219 GBP
View
Price last confirmed 13 days ago
B+
Retailer 6
-
£337 GBP
$451 USD
View
A
Retailer 7
-
£354 GBP
€452 EUR
View
A
Retailer 8
-
£362 GBP
View
A
Retailer 9
-
£410 GBP
$549 USD
View
A
Retailer 10
-
£444 GBP
$595 USD
View
B+
Retailer 11
-
£630 GBP
$844 USD
View
B+
Retailer 12
-
£632 GBP
$847 USD
View
Retailer 13
-
£669 GBP
$897 USD
View
Price last confirmed 12 days ago
B+
Retailer 14
-
£712 GBP
View
B+
Retailer 15
-
£761 GBP
$1,020 USD
View
B+
Retailer 16
-
£790 GBP
View
B
Retailer 17
-
£798 GBP
$1,069 USD
View
Most Expensive
Brilliant Earth
10573185A · Oct 21
£1,530 GBP
$2,050 USD
View
Price last confirmed 9 days ago
17 more retailers have this diamond
Prices start from £158 GBPSave up to £640 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
1.58ct Radiant
£158 GBP