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Radiant|Lab Grown|IGI

3.01ct D SI1 Radiant Lab Grown Diamond

VG • D/SI1 • IGI LG674501285

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

Certificate IGI LG674501285

Diamond specifications and retailer prices

From £996 GBP
As of November 5, 2026
2 retailers carry this diamond
Most expensive: £2,585 GBP at Rare Carat · As of December 10, 2025
View at Rare Carat

About this 3.01ct lab-grown radiant diamond

This 3.01ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG674501285 or 674501285. Listed at 2 retailers as of November 5, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.01
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG674501285
Dimensions10.21 × 7.05 × 4.85 mm
L/W Ratio1.45
Culet sizePointed
Top View
10.21 mm7.05 mm3.01 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG674501285
Side View
Table 66.0%Crown 45.5°Girdle: MediumPavilion 35.5°Culet: NoneDepth 68.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: £556 GBP|Low: £202 GBP|High: £1,750 GBP|Avg: £691 GBP|-18.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
June 14, 2026
Retailer 8£478 GBP
Retailer 7£495 GBP
Retailer 1£556 GBP
Retailer 6£609 GBP
Retailer 4£638 GBP
Retailer 5£678 GBP
Retailer 3£776 GBP
Retailer 2£1,028 GBP

71 data points across 8 retailers

2 retailers

B+
Cheapest Retailer
-
£996 GBP
Most Expensive
Rare Carat
674501285 · Dec 10
£2,585 GBP
$3,460 USD
View
Price last confirmed 331 days ago
1 more retailer has this diamond
Prices start from £996 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
£996 GBP