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Radiant|Lab Grown|IGI

3.00ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG635421517

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

Certificate IGI LG635421517

Diamond specifications and retailer prices

From £796 GBP
$1,058 USD
As of October 27, 2026
Save £6,278 GBP (89%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: £7,074 GBP at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 3ct lab-grown radiant diamond

This 3ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG635421517 or 635421517. Listed at 32 retailers as of October 27, 2026, with prices from £796 to £7,074, a £6,278 spread on the same certified stone. Do Amore Diamonds lists it at £7,074. 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

3.00
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG635421517
Dimensions10.45 × 7.30 × 4.81 mm
L/W Ratio1.43
Culet sizePointed
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
10.45 mm7.30 mm3.00 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG635421517
Side View
Table 61.0%Crown 35.6°Girdle: MED-STKPavilion 34.2°Culet: NoneDepth 65.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: £7,074 GBP|Low: £796 GBP|High: £7,074 GBP|Avg: £2,378 GBP
Do Amore Diamonds
Retailer 2
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Retailer 25
October 29, 2026
Retailer 6£796 GBP
Retailer 25£867 GBP
Retailer 14£891 GBP
Retailer 5£924 GBP
Retailer 15£924 GBP
Retailer 20£1,054 GBP
Retailer 8£1,118 GBP
Retailer 13£1,129 GBP
Retailer 12£1,233 GBP
Retailer 21£1,392 GBP
Retailer 19£1,473 GBP
Retailer 4£1,704 GBP
Retailer 7£1,912 GBP
Retailer 22£1,931 GBP
Retailer 24£2,302 GBP
Retailer 23£2,346 GBP
Retailer 11£2,810 GBP
Retailer 17£2,876 GBP
Retailer 9£2,930 GBP
Retailer 2£3,295 GBP
Retailer 16£3,571 GBP
Retailer 18£3,623 GBP
Retailer 3£4,098 GBP
Retailer 10£5,479 GBP
Do Amore Diamonds£7,074 GBP

28 data points across 25 retailers

32 retailers£796 GBP to £7,074 GBP

A
Cheapest Retailer
-
£796 GBP
$1,058 USD
A
Retailer 2
-
£867 GBP
$1,152 USD
View
A
Retailer 3
-
£891 GBP
$1,184 USD
View
Final sale: no returns
A
Retailer 4
-
£924 GBP
$1,228 USD
View
A
Retailer 5
-
£924 GBP
$1,228 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
£1,054 GBP
$1,400 USD
View
A
Retailer 7
-
£1,118 GBP
$1,486 USD
View
A
Retailer 8
-
£1,129 GBP
View
A
Retailer 9
-
£1,233 GBP
HK$12,800 HKD
View
A
Retailer 10
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£1,392 GBP
$1,850 USD
View
A
Retailer 11
-
£1,473 GBP
View
A
Retailer 12
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£1,704 GBP
$2,264 USD
View
A
Retailer 13
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£1,912 GBP
$2,540 USD
View
A
Retailer 14
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£1,931 GBP
$2,566 USD
View
A
Retailer 15
-
£2,302 GBP
A$4,705 AUD
View
Price last confirmed 7 days ago
A
Retailer 16
-
£2,346 GBP
ZAR 50,366 ZAR
View
B+
Retailer 17
-
£2,810 GBP
View
B+
Retailer 18
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£2,864 GBP
$3,806 USD
View
B+
Retailer 19
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£2,876 GBP
$3,822 USD
View
B+
Retailer 20
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£2,930 GBP
$3,894 USD
View
B+
Retailer 21
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£3,295 GBP
View
B+
Retailer 22
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£3,571 GBP
SGD 6,413 SGD
View
B+
Retailer 23
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£3,623 GBP
$4,814 USD
View
B+
Retailer 24
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£3,857 GBP
$5,125 USD
View
B+
Retailer 25
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£3,857 GBP
$5,125 USD
View
B+
Retailer 26
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£4,071 GBP
$5,410 USD
View
B+
Retailer 27
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£4,098 GBP
$5,445 USD
View
B+
Retailer 28
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£4,098 GBP
$5,445 USD
View
Price last confirmed 10 days ago
B+
Retailer 29
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£4,158 GBP
$5,525 USD
View
Price last confirmed 7 days ago
B
Retailer 30
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£4,473 GBP
View
Price last confirmed 12 days ago
B
Retailer 31
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£5,479 GBP
$7,280 USD
View
Most Expensive
B
Do Amore Diamonds
27-C3E042283 · Oct 28
£7,074 GBP
$9,400 USD
View
31 more retailers have this diamond
Prices start from £796 GBPSave up to £6,278 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
3.00ct Radiant
£796 GBP