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Radiant|Lab Grown|IGI

1.02ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG787638166

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

Certificate IGI LG787638166

Diamond specifications and retailer prices

From £121 GBP
$162 USD
As of October 30, 2026
Save £679 GBP (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £800 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.02ct lab-grown radiant diamond

This 1.02ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG787638166 or 787638166. Listed at 23 retailers as of October 30, 2026, with prices from £121 to £800, a £679 spread on the same certified stone. Reve Diamonds lists it at £800. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787638166
Dimensions6.86 × 5.17 × 3.60 mm
L/W Ratio1.33
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
6.86 mm5.17 mm1.02 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787638166
Side View
Table 68.0%Crown 38.1°Girdle: MediumPavilion 39.3°Culet: NoneDepth 69.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £263 GBP|Low: £116 GBP|High: £785 GBP|Avg: £333 GBP|+3.7%
Retailer 1
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
October 31, 2026
Retailer 15£121 GBP
Retailer 6£135 GBP
Retailer 16£150 GBP
Retailer 4£172 GBP
Retailer 8£255 GBP
Retailer 11£257 GBP
Retailer 1£263 GBP
Retailer 3£272 GBP
Retailer 13£280 GBP
Retailer 2£294 GBP
Retailer 5£331 GBP
Retailer 12£365 GBP
Retailer 14£393 GBP
Retailer 10£443 GBP
Retailer 9£705 GBP
Retailer 7£785 GBP

46 data points across 16 retailers

23 retailers£121 GBP to £800 GBP

A
Cheapest Retailer
-
£121 GBP
$162 USD
A
Retailer 2
-
£135 GBP
$181 USD
View
Final sale: no returns
A
Retailer 3
-
£140 GBP
$188 USD
View
A
Retailer 4
-
£150 GBP
$201 USD
View
A
Retailer 5
-
£150 GBP
$201 USD
View
A
Retailer 6
-
£172 GBP
HK$1,800 HKD
View
A
Retailer 7
-
£255 GBP
$342 USD
View
A
Retailer 8
-
£257 GBP
ZAR 5,572 ZAR
View
A
Retailer 9
-
£263 GBP
View
A
Retailer 10
-
£272 GBP
$364 USD
View
Retailer 11
-
£280 GBP
€357 EUR
View
Price last confirmed 7 days ago
Retailer 12
-
£294 GBP
View
Price last confirmed 26 days ago
B+
Retailer 13
-
£331 GBP
$443 USD
View
B+
Retailer 14
-
£365 GBP
A$753 AUD
View
B+
Retailer 15
-
£393 GBP
$527 USD
View
B+
Retailer 16
-
£412 GBP
SGD 746 SGD
View
B+
Retailer 17
-
£443 GBP
A$913 AUD
View
Retailer 18
-
£451 GBP
$605 USD
View
Price last confirmed 88 days ago
B+
Retailer 19
-
£482 GBP
$646 USD
View
B
Retailer 20
-
£523 GBP
$701 USD
View
B
Retailer 21
-
£705 GBP
View
B
Retailer 22
-
£785 GBP
View
Most Expensive
B
Reve Diamonds
342DA9B52 · Oct 30
£800 GBP
$1,072 USD
View
22 more retailers have this diamond
Prices start from £121 GBPSave up to £679 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
1.02ct Radiant
£121 GBP