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Round|Lab Grown|IGI

5.03ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG790671463

Shape and cutting style on the report: Round brilliant

Certificate IGI LG790671463

Diamond specifications and retailer prices

From £22,630 GBP
$30,070 USD
As of October 25, 2026
25 retailers carry this diamond
Most expensive: £22,690 GBP at Brilliant Earth · As of October 15, 2026
View at Brilliant Earth

About this 5.03ct lab-grown round diamond

This 5.03ct lab-grown round sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790671463 or 790671463. Listed at 25 retailers as of October 25, 2026. 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

5.03
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790671463
Dimensions11.00 × 11.04 × 6.70 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
11.00 mm11.04 mm5.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790671463
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 25
Current: £22,690 GBP|Low: £5,293 GBP|High: £23,390 GBP|Avg: £12,065 GBP|-3.0%
Brilliant Earth
Retailer 2
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Retailer 21
October 15, 2026
Retailer 3£5,293 GBP
Retailer 9£5,708 GBP
Retailer 14£6,099 GBP
Retailer 20£6,182 GBP
Retailer 4£7,138 GBP
Retailer 6£7,281 GBP
Retailer 13£7,281 GBP
Retailer 15£7,403 GBP
Retailer 8£7,517 GBP
Retailer 17£9,027 GBP
Retailer 16£9,776 GBP
Retailer 2£11,946 GBP
Retailer 18£11,971 GBP
Retailer 11£12,751 GBP
Retailer 21£14,331 GBP
Retailer 7£16,455 GBP
Retailer 5£20,262 GBP
Retailer 19£20,668 GBP
Retailer 12£21,335 GBP
Retailer 10£22,630 GBP
Brilliant Earth£22,690 GBP

28 data points across 21 retailers

25 retailers

A
Retailer 1
-
£5,096 GBP
$6,772 USD
Price last confirmed 18 days ago
Returns within 21 days
A
Retailer 2
-
£5,258 GBP
$6,986 USD
View
Price last confirmed 37 days ago
Returns within 21 days
A
Retailer 3
-
£5,912 GBP
$7,856 USD
View
Price last confirmed 26 days ago
Returns within 30 days
A
Retailer 4
-
£5,912 GBP
$7,856 USD
View
Price last confirmed 16 days ago
Returns within 30 days
A
Retailer 5
-
£6,015 GBP
$7,992 USD
View
Price last confirmed 37 days ago
Returns within 30 days
A
Retailer 6
-
£6,182 GBP
$8,215 USD
View
Price last confirmed 21 days ago
Returns within 30 days
A
Retailer 7
-
£7,019 GBP
$9,326 USD
View
Price last confirmed 21 days ago
Returns within 30 days
A
Retailer 8
-
£7,138 GBP
HK$74,100 HKD
View
Price last confirmed 19 days ago
A
Retailer 9
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£7,240 GBP
$9,620 USD
View
Price last confirmed 37 days ago
Returns within 30 days
A
Retailer 10
-
£7,281 GBP
$9,675 USD
View
Price last confirmed 14 days ago
Returns within 30 days
A
Retailer 11
-
£7,281 GBP
$9,675 USD
View
Price last confirmed 14 days ago
Returns within 40 days
A
Retailer 12
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£7,403 GBP
View
Price last confirmed 15 days ago
Returns within 30 days
A
Retailer 13
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£7,517 GBP
$9,988 USD
View
Price last confirmed 13 days ago
Returns within 30 days
A
Retailer 14
-
£9,027 GBP
$11,995 USD
View
Price last confirmed 16 days ago
Returns within 30 days
A
Retailer 15
-
£9,271 GBP
View
Price last confirmed 19 days ago
Returns within 40 days
B+
Retailer 16
-
£11,946 GBP
View
Price last confirmed 13 days ago
B+
Retailer 17
-
£11,971 GBP
ZAR 256,968 ZAR
View
Price last confirmed 18 days ago
Returns within 7 days
B+
Retailer 18
-
£12,751 GBP
A$26,067 AUD
View
Price last confirmed 30 days ago
B+
Retailer 19
-
£14,331 GBP
$19,043 USD
View
Price last confirmed 14 days ago
Returns within 30 days
B+
Retailer 20
-
£15,095 GBP
$20,058 USD
View
Price last confirmed 17 days ago
Returns within 30 days
B+
Retailer 21
-
£16,455 GBP
$21,865 USD
View
Price last confirmed 15 days ago
Returns within 30 days
B
Retailer 22
-
£20,262 GBP
$26,923 USD
View
Price last confirmed 18 days ago
Returns within 90 days
B
Retailer 23
-
£20,668 GBP
A$42,251 AUD
View
Price last confirmed 20 days ago
Returns within 30 days
B
Retailer 24
-
£22,630 GBP
$30,070 USD
View
Returns within 30 days
Most Expensive
B
Brilliant Earth
18905501A · Oct 15
£22,690 GBP
$30,150 USD
View
Price last confirmed 13 days ago
Returns within 30 days
24 more retailers have this diamond
Prices start from £22,630 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
5.03ct Round
£22,630 GBP