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Radiant|Lab Grown|IGI

1.51ct F VS1 Radiant Lab Grown Diamond

VG • F/VS1 • IGI LG604378228

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

Certificate IGI LG604378228

Diamond specifications and retailer prices

From £211 GBP
As of November 4, 2026
Save £1,661 GBP (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,872 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG604378228 or 604378228. Listed at 24 retailers as of November 4, 2026, with prices from £211 to £1,872, a £1,661 spread on the same certified stone. Do Amore Diamonds lists it at £1,872. 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

1.51
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.8°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG604378228
Dimensions8.36 × 5.68 × 3.74 mm
L/W Ratio1.47
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
8.36 mm5.68 mm1.51 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG604378228
Side View
Table 66.0%Crown 40.8°Girdle: MediumPavilion 35.7°Culet: NoneDepth 65.8%

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: Nov 4
Current: £1,872 GBP|Low: £211 GBP|High: £1,872 GBP|Avg: £656 GBP
Do Amore Diamonds
Retailer 2
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November 5, 2026
Retailer 3£211 GBP
Retailer 9£235 GBP
Retailer 7£244 GBP
Retailer 14£262 GBP
Retailer 23£262 GBP
Retailer 5£306 GBP
Retailer 2£334 GBP
Retailer 6£349 GBP
Retailer 22£379 GBP
Retailer 20£497 GBP
Retailer 13£508 GBP
Retailer 4£510 GBP
Retailer 18£677 GBP
Retailer 21£773 GBP
Retailer 19£802 GBP
Retailer 12£927 GBP
Retailer 16£969 GBP
Retailer 15£1,000 GBP
Retailer 11£1,005 GBP
Retailer 8£1,048 GBP
Retailer 17£1,152 GBP
Retailer 10£1,153 GBP
Do Amore Diamonds£1,872 GBP

29 data points across 23 retailers

24 retailers£211 GBP to £1,872 GBP

A
Cheapest Retailer
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£211 GBP
A
Retailer 2
-
£235 GBP
View
Final sale: no returns
A
Retailer 3
-
£244 GBP
View
Retailer 4
-
£262 GBP
View
Price last confirmed 12 days ago
A
Retailer 5
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£262 GBP
View
A
Retailer 6
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£306 GBP
View
A
Retailer 7
-
£334 GBP
View
A
Retailer 8
-
£349 GBP
View
A
Retailer 9
-
£379 GBP
View
B+
Retailer 10
-
£497 GBP
View
B+
Retailer 11
-
£508 GBP
View
B+
Retailer 12
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£510 GBP
View
B+
Retailer 13
-
£677 GBP
View
Retailer 14
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£773 GBP
View
Price last confirmed 9 days ago
B
Retailer 15
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£782 GBP
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B
Retailer 16
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£802 GBP
View
B
Retailer 17
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£927 GBP
View
B
Retailer 18
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£969 GBP
View
B
Retailer 19
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£1,000 GBP
View
B
Retailer 20
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£1,005 GBP
View
B
Retailer 21
-
£1,048 GBP
View
B
Retailer 22
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£1,152 GBP
View
B
Retailer 23
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£1,153 GBP
View
Most Expensive
B
Do Amore Diamonds
27-4B66C622C · Nov 4
£1,872 GBP
$2,520 USD
View
23 more retailers have this diamond
Prices start from £211 GBPSave up to £1,661 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
1.51ct Radiant
£211 GBP