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Round|Lab Grown|IGI

5.03ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG743593665

Shape and cutting style on the report: Round brilliant

Certificate IGI LG743593665

Diamond specifications and retailer prices

From £5,128 GBP
$6,814 USD
As of October 29, 2026
Save £25,622 GBP (83%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: £30,750 GBP at Do Amore Diamonds · As of October 29, 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 LG743593665 or 743593665. Listed at 29 retailers as of October 29, 2026, with prices from £5,128 to £30,750, a £25,622 spread on the same certified stone. Do Amore Diamonds lists it at £30,750. 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 angle35°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743593665
Dimensions10.99 × 11.02 × 6.76 mm
L/W Ratio1.00
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
10.99 mm11.02 mm5.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743593665
Side View
Table 57.0%Crown 35°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.4%

Caratlytics Score

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A+
Exceptional
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: Oct 29
Current: £30,750 GBP|Low: £4,717 GBP|High: £30,750 GBP|Avg: £11,110 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 23
October 29, 2026
Retailer 3£4,717 GBP
Retailer 6£4,928 GBP
Retailer 9£5,125 GBP
Retailer 15£5,128 GBP
Retailer 23£5,592 GBP
Retailer 5£5,644 GBP
Retailer 7£5,717 GBP
Retailer 4£6,681 GBP
Retailer 16£6,693 GBP
Retailer 8£7,490 GBP
Retailer 17£7,683 GBP
Retailer 11£10,444 GBP
Retailer 13£10,566 GBP
Retailer 18£11,500 GBP
Retailer 2£12,455 GBP
Retailer 20£12,769 GBP
Retailer 21£13,180 GBP
Retailer 22£15,202 GBP
Retailer 10£15,732 GBP
Retailer 19£19,040 GBP
Retailer 12£20,679 GBP
Retailer 14£23,510 GBP
Do Amore Diamonds£30,750 GBP

37 data points across 23 retailers

29 retailers£5,128 GBP to £30,750 GBP

A+
Retailer 1
-
£4,717 GBP
Price last confirmed 12 days ago
A
Retailer 2
-
£4,928 GBP
$6,548 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
£5,125 GBP
$6,810 USD
View
Price last confirmed 15 days ago
A
Retailer 4
-
£5,128 GBP
$6,814 USD
View
A
Retailer 5
-
£5,592 GBP
$7,430 USD
View
Price last confirmed 11 days ago
A
Retailer 6
-
£5,642 GBP
$7,497 USD
View
A
Retailer 7
-
£5,644 GBP
$7,500 USD
View
A
Retailer 8
-
£5,717 GBP
$7,596 USD
View
Price last confirmed 19 days ago
A
Retailer 9
-
£5,717 GBP
$7,596 USD
View
A
Retailer 10
-
£6,599 GBP
$8,768 USD
View
A
Retailer 11
-
£6,681 GBP
$8,878 USD
View
A
Retailer 12
-
£6,693 GBP
$8,893 USD
View
Final sale: no returns
A
Retailer 13
-
£6,907 GBP
HK$71,700 HKD
View
A
Retailer 14
-
£7,490 GBP
$9,953 USD
View
Price last confirmed 19 days ago
A
Retailer 15
-
£7,683 GBP
View
A
Retailer 16
-
£10,444 GBP
$13,877 USD
View
A
Retailer 17
-
£10,566 GBP
€13,371 EUR
View
A
Retailer 18
-
£11,500 GBP
$15,281 USD
View
B+
Retailer 19
-
£12,455 GBP
View
B+
Retailer 20
-
£12,769 GBP
ZAR 274,104 ZAR
View
B+
Retailer 21
-
£13,180 GBP
A$26,944 AUD
View
B+
Retailer 22
-
£15,202 GBP
$20,200 USD
View
B+
Retailer 23
-
£15,732 GBP
$20,905 USD
View
B+
Retailer 24
-
£17,322 GBP
$23,017 USD
View
B
Retailer 25
-
£19,040 GBP
$25,300 USD
View
B
Retailer 26
-
£20,679 GBP
A$42,273 AUD
View
Price last confirmed 20 days ago
B
Retailer 27
-
£21,314 GBP
$28,321 USD
View
B
Retailer 28
-
£23,510 GBP
SGD 42,216 SGD
View
Most Expensive
B
Do Amore Diamonds
27-4965F4A8B · Oct 29
£30,750 GBP
$40,860 USD
View
28 more retailers have this diamond
Prices start from £5,128 GBPSave up to £25,622 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
£5,128 GBP