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Radiant|Lab Grown|IGI

3.03ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG737502913

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

Certificate IGI LG737502913

Diamond specifications and retailer prices

From £910 GBP
$1,219 USD
As of October 30, 2026
Save £3,117 GBP (77%) vs most expensive(unlock to see where)
33 retailers carry this diamond
Most expensive: £5,053 GBP at Novita Diamonds · As of October 5, 2026
View at Novita Diamonds

About this 3.03ct lab-grown radiant diamond

This 3.03ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG737502913 or 737502913. Listed at 33 retailers as of October 30, 2026, with a 343% 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

3.03
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle32.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737502913
Dimensions7.26 × 7.26 × 4.65 mm
L/W Ratio1.00
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
7.26 mm7.26 mm3.03 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG737502913
Side View
Table 62.0%Crown 42.1°Girdle: Slightly ThickPavilion 32.5°Culet: NoneDepth 64.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £5,053 GBP|Low: £910 GBP|High: £5,053 GBP|Avg: £2,283 GBP
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 31, 2026
Retailer 19£910 GBP
Retailer 18£1,159 GBP
Retailer 10£1,213 GBP
Retailer 16£1,239 GBP
Retailer 21£1,259 GBP
Retailer 22£1,280 GBP
Retailer 5£1,528 GBP
Retailer 14£1,733 GBP
Retailer 12£1,840 GBP
Retailer 13£2,022 GBP
Retailer 2£2,176 GBP
Retailer 8£2,450 GBP
Retailer 7£2,548 GBP
Retailer 11£2,612 GBP
Retailer 15£2,985 GBP
Retailer 17£3,028 GBP
Retailer 20£3,317 GBP
Retailer 6£3,699 GBP
Retailer 4£3,711 GBP
Retailer 9£3,731 GBP
Retailer 3£4,026 GBP
Novita Diamonds£5,053 GBP

29 data points across 22 retailers

33 retailers£910 GBP to £4,026 GBP

A
Cheapest Retailer
-
£910 GBP
$1,219 USD
Retailer 2
-
£996 GBP
$1,334 USD
View
Price last confirmed 23 days ago
Retailer 3
-
£1,070 GBP
$1,434 USD
View
Price last confirmed 31 days ago
Retailer 4
-
£1,155 GBP
$1,548 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
£1,159 GBP
$1,553 USD
View
Final sale: no returns
Retailer 6
-
£1,164 GBP
$1,560 USD
View
Price last confirmed 33 days ago
A
Retailer 7
-
£1,213 GBP
$1,625 USD
View
Retailer 8
-
£1,224 GBP
$1,640 USD
View
Price last confirmed 34 days ago
Retailer 9
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£1,224 GBP
$1,640 USD
View
Price last confirmed 30 days ago
A
Retailer 10
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£1,239 GBP
$1,660 USD
View
A
Retailer 11
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£1,259 GBP
View
A
Retailer 12
-
£1,280 GBP
HK$13,400 HKD
View
A
Retailer 13
-
£1,528 GBP
View
Retailer 14
-
£1,669 GBP
View
Price last confirmed 16 days ago
A
Retailer 15
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£1,733 GBP
$2,322 USD
View
Retailer 16
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£1,840 GBP
€2,348 EUR
View
Price last confirmed 7 days ago
A
Retailer 17
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£2,022 GBP
$2,709 USD
View
A
Retailer 18
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£2,165 GBP
$2,901 USD
View
Retailer 19
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£2,165 GBP
$2,901 USD
View
Price last confirmed 20 days ago
A
Retailer 20
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£2,176 GBP
$2,916 USD
View
Retailer 21
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£2,327 GBP
$3,118 USD
View
Price last confirmed 30 days ago
A
Retailer 22
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£2,450 GBP
ZAR 53,038 ZAR
View
B+
Retailer 23
-
£2,548 GBP
View
Retailer 24
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£2,612 GBP
A$5,385 AUD
View
Price last confirmed 8 days ago
B+
Retailer 25
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£2,985 GBP
$4,000 USD
View
B+
Retailer 26
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£3,028 GBP
$4,057 USD
View
B+
Retailer 27
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£3,317 GBP
$4,445 USD
View
B+
Retailer 28
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£3,699 GBP
$4,956 USD
View
B+
Retailer 29
-
£3,711 GBP
SGD 6,720 SGD
View
B+
Retailer 30
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£3,731 GBP
View
B+
Retailer 31
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£4,026 GBP
$5,395 USD
View
Retailer 32
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£4,110 GBP
$5,507 USD
View
Price last confirmed 102 days ago
Most Expensive
Novita Diamonds
cert_737502913 · Oct 5
£5,053 GBP
A$10,417 AUD
View
Price last confirmed 26 days ago
32 more retailers have this diamond
Prices start from £910 GBPSave up to £3,117 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
3.03ct Radiant
£910 GBP