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Round|Lab Grown|IGI

5.03ct F IF Round Lab Grown Diamond

EX • F/IF • IGI LG578344770

Shape and cutting style on the report: Round brilliant

Certificate IGI LG578344770

Diamond specifications and retailer prices

From €3,374 EUR
$3,770 USD
As of November 1, 2026
Save €10,463 EUR (76%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €13,837 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 5.03ct lab-grown round diamond

This 5.03ct lab-grown round sits in the over five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG578344770 or 578344770. Listed at 21 retailers as of October 31, 2026, with prices from €3,374 to €13,837, a €10,463 spread on the same certified stone. Taylor and Hart lists it at €13,837. 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
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578344770
Dimensions10.87 × 10.80 × 6.78 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
10.87 mm10.80 mm5.03 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578344770
Side View
Table 56.0%Crown 36.3°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.5%

Caratlytics Score

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A
Excellent
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: Nov 1
Current: €8,384 EUR|Low: €3,239 EUR|High: €17,776 EUR|Avg: €7,070 EUR|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 16€3,374 EUR
Retailer 5€3,779 EUR
Retailer 6€3,840 EUR
Retailer 4€3,914 EUR
Retailer 7€3,914 EUR
Retailer 14€3,916 EUR
Retailer 10€5,102 EUR
Retailer 15€5,191 EUR
Retailer 2€6,066 EUR
Retailer 11€6,304 EUR
Retailer 13€7,951 EUR
Retailer 9€8,030 EUR
Retailer 1€8,384 EUR
Retailer 3€9,420 EUR
Retailer 12€9,658 EUR
Retailer 8€11,424 EUR

42 data points across 16 retailers

21 retailers€3,374 EUR to €13,837 EUR

A
Cheapest Retailer
-
€3,374 EUR
$3,770 USD
A
Retailer 2
-
€3,537 EUR
$3,951 USD
View
A
Retailer 3
-
€3,779 EUR
$4,222 USD
View
Final sale: no returns
A
Retailer 4
-
€3,840 EUR
$4,290 USD
View
A
Retailer 5
-
€3,914 EUR
$4,373 USD
View
Retailer 6
-
€3,914 EUR
$4,373 USD
View
Price last confirmed 20 days ago
A
Retailer 7
-
€3,916 EUR
$4,375 USD
View
A
Retailer 8
-
€4,891 EUR
$5,464 USD
View
A
Retailer 9
-
€5,102 EUR
£4,488 GBP
View
A
Retailer 10
-
€5,191 EUR
$5,799 USD
View
Retailer 11
-
€6,066 EUR
$6,777 USD
View
Price last confirmed 9 days ago
A
Retailer 12
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€6,304 EUR
View
B+
Retailer 13
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€7,321 EUR
$8,179 USD
View
B+
Retailer 14
-
€7,951 EUR
ZAR 143,505 ZAR
View
B+
Retailer 15
-
€8,030 EUR
A$13,801 AUD
View
B+
Retailer 16
-
€8,384 EUR
£7,375 GBP
View
B+
Retailer 17
-
€9,420 EUR
$10,524 USD
View
B+
Retailer 18
-
€9,658 EUR
$10,790 USD
View
B+
Retailer 19
-
€9,863 EUR
$11,019 USD
View
B
Retailer 20
-
€11,424 EUR
$12,764 USD
View
Most Expensive
B
Taylor and Hart
9M6J4YZ · Oct 31
€13,837 EUR
$15,459 USD
View
20 more retailers have this diamond
Prices start from €3,374 EURSave up to €10,463 EUR

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
€3,374 EUR