Radiant|Lab Grown|IGI

1.59ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG815619707

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

Certificate IGI LG815619707

Diamond specifications and retailer prices

From £385 GBP
ZAR 8,280 ZAR
As of October 23, 2026
Save £510 GBP (57%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,003 GBP at Reve Diamonds · As of October 23, 2026
View at Reve Diamonds

About this 1.59ct lab-grown radiant diamond

This 1.59ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815619707 or 815619707. Listed at 22 retailers as of October 23, 2026, with a 133% 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

1.59
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815619707
Dimensions7.93 × 5.59 × 3.89 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.93 mm5.59 mm1.59 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815619707
Side View
Table 65.0%Crown 36.3°Girdle: Slightly ThickPavilion 32.6°Culet: NoneDepth 69.6%

Caratlytics Score

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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: Oct 23
Current: £385 GBP|Low: £176 GBP|High: £1,003 GBP|Avg: £504 GBP|+2.4%
Retailer 1
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Retailer 20
Reve Diamonds
October 23, 2026
Retailer 2£183 GBP
Retailer 3£205 GBP
Retailer 9£213 GBP
Retailer 5£228 GBP
Retailer 10£228 GBP
Retailer 15£266 GBP
Retailer 7£384 GBP
Retailer 1£385 GBP
Retailer 12£415 GBP
Retailer 14£417 GBP
Retailer 11£418 GBP
Retailer 8£424 GBP
Retailer 18£535 GBP
Retailer 6£731 GBP
Retailer 19£734 GBP
Retailer 4£736 GBP
Retailer 17£785 GBP
Retailer 13£893 GBP
Retailer 20£895 GBP
Retailer 16£917 GBP
Reve Diamonds£1,003 GBP

37 data points across 21 retailers

22 retailers£385 GBP to £895 GBP

Retailer 1
-
£183 GBP
$244 USD
Price last confirmed 8 days ago
Retailer 2
-
£213 GBP
$284 USD
View
Price last confirmed 9 days ago
Retailer 3
-
£228 GBP
$303 USD
View
Price last confirmed 14 days ago
Retailer 4
-
£228 GBP
$303 USD
View
Price last confirmed 8 days ago
Retailer 5
-
£266 GBP
View
Price last confirmed 8 days ago
Retailer 6
-
£384 GBP
$511 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
£385 GBP
ZAR 8,280 ZAR
View
A
Retailer 8
-
£415 GBP
€526 EUR
View
Retailer 9
-
£417 GBP
View
Price last confirmed 7 days ago
A
Retailer 10
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£418 GBP
$556 USD
View
A
Retailer 11
-
£424 GBP
$564 USD
View
Retailer 12
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£535 GBP
A$1,097 AUD
View
Price last confirmed 12 days ago
Retailer 13
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£713 GBP
$950 USD
View
Price last confirmed 8 days ago
Retailer 14
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£731 GBP
$974 USD
View
Price last confirmed 8 days ago
Retailer 15
-
£734 GBP
$978 USD
View
Price last confirmed 7 days ago
Retailer 16
-
£736 GBP
A$1,507 AUD
View
Price last confirmed 22 days ago
B
Retailer 17
-
£771 GBP
$1,026 USD
View
Retailer 18
-
£785 GBP
$1,045 USD
View
Price last confirmed 11 days ago
B
Retailer 19
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£893 GBP
View
B
Retailer 20
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£895 GBP
$1,192 USD
View
Retailer 21
-
£917 GBP
View
Price last confirmed 9 days ago
Most Expensive
Reve Diamonds
523E5954F · Oct 23
£1,003 GBP
$1,335 USD
View
Price last confirmed 7 days ago
21 more retailers have this diamond
Prices start from £385 GBPSave up to £510 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
1.59ct Radiant
£385 GBP