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Radiant|Lab Grown|IGI

1.59ct G VVS1 Radiant Lab Grown Diamond

EX • G/VVS1 • IGI LG800633657

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

Certificate IGI LG800633657

Diamond specifications and retailer prices

From £166 GBP
$222 USD
As of October 30, 2026
Save £1,066 GBP (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,231 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG800633657 or 800633657. Listed at 21 retailers as of October 30, 2026, with prices from £166 to £1,231, a £1,066 spread on the same certified stone. Brilliant Earth lists it at £1,231. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.7°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800633657
Dimensions8.27 × 5.87 × 3.96 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.27 mm5.87 mm1.59 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800633657
Side View
Table 64.0%Crown 40.7°Girdle: THN-MEDPavilion 36.4°Culet: NoneDepth 67.5%

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: £1,231 GBP|Low: £160 GBP|High: £1,299 GBP|Avg: £560 GBP|-5.2%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 3£166 GBP
Retailer 5£206 GBP
Retailer 9£206 GBP
Retailer 17£278 GBP
Retailer 12£342 GBP
Retailer 2£355 GBP
Retailer 11£383 GBP
Retailer 4£453 GBP
Retailer 14£481 GBP
Retailer 6£516 GBP
Retailer 7£662 GBP
Retailer 16£664 GBP
Retailer 8£701 GBP
Retailer 18£752 GBP
Retailer 13£829 GBP
Retailer 10£833 GBP
Retailer 15£981 GBP
Brilliant Earth£1,231 GBP

35 data points across 18 retailers

21 retailers£166 GBP to £1,231 GBP

A
Cheapest Retailer
-
£166 GBP
$222 USD
Retailer 2
-
£193 GBP
$258 USD
View
Price last confirmed 35 days ago
Retailer 3
-
£203 GBP
$272 USD
View
Price last confirmed 34 days ago
Retailer 4
-
£206 GBP
$276 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£206 GBP
$276 USD
View
B+
Retailer 6
-
£278 GBP
$372 USD
View
A
Retailer 7
-
£342 GBP
€437 EUR
View
A
Retailer 8
-
£355 GBP
ZAR 7,694 ZAR
View
A
Retailer 9
-
£383 GBP
View
A
Retailer 10
-
£453 GBP
$607 USD
View
A
Retailer 11
-
£481 GBP
A$991 AUD
View
B+
Retailer 12
-
£516 GBP
$692 USD
View
B+
Retailer 13
-
£662 GBP
$887 USD
View
B
Retailer 14
-
£664 GBP
$890 USD
View
B+
Retailer 15
-
£701 GBP
$939 USD
View
B+
Retailer 16
-
£752 GBP
$1,008 USD
View
B
Retailer 17
-
£829 GBP
View
Retailer 18
-
£833 GBP
SGD 1,509 SGD
View
Price last confirmed 19 days ago
B
Retailer 19
-
£838 GBP
$1,123 USD
View
B
Retailer 20
-
£981 GBP
$1,315 USD
View
Most Expensive
B
Brilliant Earth
20457063A · Oct 31
£1,231 GBP
$1,650 USD
View
20 more retailers have this diamond
Prices start from £166 GBPSave up to £1,066 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
£166 GBP