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Radiant|Lab Grown|IGI

3.01ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG512227961

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

Certificate IGI LG512227961

Diamond specifications and retailer prices

From £2,978 GBP
$3,990 USD
As of October 31, 2026
Save £4,410 GBP (60%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £17,154 GBP at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 3.01ct lab-grown radiant diamond

This 3.01ct lab-grown radiant sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512227961 or 512227961. Listed at 15 retailers as of October 31, 2026, with a 148% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.01
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.4°
Pavilion angle30.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512227961
Dimensions9.80 × 7.06 × 4.89 mm
L/W Ratio1.39
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.80 mm7.06 mm3.01 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512227961
Side View
Table 66.5%Crown 45.4°Girdle: MED-STKPavilion 30.4°Culet: NoneDepth 69.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £17,154 GBP|Low: £2,978 GBP|High: £19,318 GBP|Avg: £9,763 GBP|-7.5%
Cape Diamonds
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
October 29, 2026
Retailer 13£2,978 GBP
Retailer 12£6,368 GBP
Retailer 17£6,624 GBP
Retailer 7£6,812 GBP
Retailer 4£7,132 GBP
Retailer 3£7,388 GBP
Retailer 14£7,388 GBP
Retailer 8£7,536 GBP
Retailer 11£8,218 GBP
Retailer 16£8,308 GBP
Retailer 15£8,548 GBP
Retailer 9£9,517 GBP
Retailer 5£10,589 GBP
Retailer 2£13,523 GBP
Retailer 10£17,122 GBP
Cape Diamonds£17,154 GBP
Retailer 6£19,318 GBP

23 data points across 17 retailers

15 retailers£2,978 GBP to £7,388 GBP

B
Cheapest Retailer
-
£2,978 GBP
$3,990 USD
B
Retailer 2
-
£6,368 GBP
$8,533 USD
View
B
Retailer 3
-
£6,624 GBP
$8,875 USD
View
B
Retailer 4
-
£6,812 GBP
$9,127 USD
View
B
Retailer 5
-
£7,132 GBP
$9,556 USD
View
Final sale: no returns
B
Retailer 6
-
£7,388 GBP
$9,899 USD
View
Retailer 7
-
£7,388 GBP
$9,899 USD
View
Price last confirmed 16 days ago
Retailer 8
-
£8,218 GBP
$11,011 USD
View
Price under review
Retailer 9
-
£8,308 GBP
$11,132 USD
View
Price under review
Retailer 10
-
£8,548 GBP
$11,453 USD
View
Price under review
Retailer 11
-
£10,589 GBP
View
Price under review
Most Expensive
Cape Diamonds
cert_512227961 · Oct 29
£17,154 GBP
ZAR 371,317 ZAR
View
Price under review
11 more retailers have this diamond
Prices start from £2,978 GBPSave up to £4,410 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.

B
3.01ct Radiant
£2,978 GBP