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Radiant|Lab Grown|IGI

1.02ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG750557946

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

Certificate IGI LG750557946

Diamond specifications and retailer prices

From £112 GBP
$150 USD
As of October 27, 2026
Save £615 GBP (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £727 GBP at Flawless Fine Jewelry · As of October 27, 2026
View at Flawless Fine Jewelry

About this 1.02ct lab-grown radiant diamond

This 1.02ct lab-grown radiant sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG750557946 or 750557946. Listed at 20 retailers as of October 27, 2026, with prices from £112 to £727, a £615 spread on the same certified stone. Flawless Fine Jewelry lists it at £727. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.2°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750557946
Dimensions6.88 × 5.02 × 3.38 mm
L/W Ratio1.37
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.88 mm5.02 mm1.02 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750557946
Side View
Table 66.0%Crown 41.2°Girdle: Slightly ThickPavilion 35.8°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 27
Current: £727 GBP|Low: £110 GBP|High: £750 GBP|Avg: £335 GBP|-3.0%
Flawless Fine Jewelry
Retailer 2
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November 2, 2026
Retailer 5£112 GBP
Retailer 6£125 GBP
Retailer 3£130 GBP
Retailer 10£142 GBP
Retailer 12£142 GBP
Retailer 20£188 GBP
Retailer 15£239 GBP
Retailer 4£246 GBP
Retailer 13£261 GBP
Retailer 19£263 GBP
Retailer 9£320 GBP
Retailer 18£320 GBP
Retailer 14£338 GBP
Retailer 2£359 GBP
Retailer 17£443 GBP
Retailer 16£455 GBP
Retailer 11£458 GBP
Retailer 7£486 GBP
Retailer 8£667 GBP
Flawless Fine Jewelry£727 GBP

35 data points across 20 retailers

20 retailers£112 GBP to £727 GBP

A
Cheapest Retailer
-
£112 GBP
$150 USD
A
Retailer 2
-
£125 GBP
$168 USD
View
Final sale: no returns
A
Retailer 3
-
£130 GBP
$174 USD
View
Retailer 4
-
£142 GBP
$191 USD
View
Price last confirmed 8 days ago
Retailer 5
-
£142 GBP
$191 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£188 GBP
$252 USD
View
A
Retailer 7
-
£239 GBP
ZAR 5,182 ZAR
View
A
Retailer 8
-
£246 GBP
$330 USD
View
A
Retailer 9
-
£261 GBP
€333 EUR
View
A
Retailer 10
-
£263 GBP
View
A
Retailer 11
-
£320 GBP
$430 USD
View
A
Retailer 12
-
£320 GBP
$430 USD
View
A
Retailer 13
-
£338 GBP
A$697 AUD
View
B+
Retailer 14
-
£359 GBP
$482 USD
View
B
Retailer 15
-
£443 GBP
$595 USD
View
B+
Retailer 16
-
£455 GBP
$610 USD
View
Retailer 17
-
£458 GBP
$615 USD
View
Price last confirmed 8 days ago
B+
Retailer 18
-
£486 GBP
$653 USD
View
Retailer 19
-
£667 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Flawless Fine Jewelry
642D1FA29 · Oct 27
£727 GBP
View
19 more retailers have this diamond
Prices start from £112 GBPSave up to £615 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
£112 GBP