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Round|Lab Grown|IGI

5.03ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG744514514

Shape and cutting style on the report: Round brilliant

Certificate IGI LG744514514

Diamond specifications and retailer prices

From £3,741 GBP
As of October 29, 2026
Save £23,134 GBP (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £26,875 GBP at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

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 LG744514514 or 744514514. Listed at 18 retailers as of October 28, 2026, with prices from £3,741 to £26,875, a £23,134 spread on the same certified stone. Do Amore Diamonds lists it at £26,875. 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 angle34.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744514514
Dimensions10.97 × 11.04 × 6.77 mm
L/W Ratio1.01
Girdle conditionFaceted
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
10.97 mm11.04 mm5.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744514514
Side View
Table 56.0%Crown 34.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: £26,875 GBP|Low: £3,723 GBP|High: £26,875 GBP|Avg: £7,606 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 7
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Retailer 10
Retailer 11
Retailer 12
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Retailer 17
October 29, 2026
Retailer 10£3,741 GBP
Retailer 13£3,906 GBP
Retailer 17£4,094 GBP
Retailer 14£4,120 GBP
Retailer 9£4,466 GBP
Retailer 6£4,888 GBP
Retailer 5£5,539 GBP
Retailer 15£5,682 GBP
Retailer 16£5,937 GBP
Retailer 12£7,000 GBP
Retailer 11£8,453 GBP
Retailer 2£10,232 GBP
Retailer 3£10,489 GBP
Retailer 4£10,682 GBP
Retailer 8£15,202 GBP
Retailer 7£19,743 GBP
Do Amore Diamonds£26,875 GBP

39 data points across 17 retailers

18 retailers£3,741 GBP to £26,875 GBP

A+
Cheapest Retailer
-
£3,741 GBP
A
Retailer 2
-
£3,906 GBP
$5,190 USD
View
A
Retailer 3
-
£4,094 GBP
$5,440 USD
View
A
Retailer 4
-
£4,120 GBP
$5,475 USD
View
A
Retailer 5
-
£4,466 GBP
$5,934 USD
View
Final sale: no returns
A
Retailer 6
-
£4,888 GBP
$6,495 USD
View
Price last confirmed 11 days ago
A
Retailer 7
-
£5,537 GBP
$7,357 USD
View
A
Retailer 8
-
£5,539 GBP
$7,360 USD
View
A
Retailer 9
-
£5,682 GBP
$7,550 USD
View
A
Retailer 10
-
£5,937 GBP
$7,889 USD
View
A
Retailer 11
-
£7,000 GBP
$9,302 USD
View
A
Retailer 12
-
£8,453 GBP
€10,697 EUR
View
A
Retailer 13
-
£10,232 GBP
View
A
Retailer 14
-
£10,489 GBP
$13,937 USD
View
A
Retailer 15
-
£10,682 GBP
A$21,837 AUD
View
B+
Retailer 16
-
£15,202 GBP
$20,200 USD
View
B
Retailer 17
-
£19,743 GBP
A$40,359 AUD
View
Price last confirmed 20 days ago
Most Expensive
B
Do Amore Diamonds
27-09F54D718 · Oct 28
£26,875 GBP
$35,710 USD
View
17 more retailers have this diamond
Prices start from £3,741 GBPSave up to £23,134 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
£3,741 GBP