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Round|Lab Grown|IGI

5.05ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG618431149

Shape and cutting style on the report: Round brilliant

Certificate IGI LG618431149

Diamond specifications and retailer prices

From €4,489 EUR
£3,949 GBP
As of October 30, 2026
Save €27,851 EUR (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €32,340 EUR at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 5.05ct lab-grown round diamond

This 5.05ct 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 LG618431149 or 618431149. Listed at 18 retailers as of October 30, 2026, with prices from €4,489 to €32,340, a €27,851 spread on the same certified stone. Do Amore Diamonds lists it at €32,340. 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

5.05
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618431149
Dimensions10.95 × 11.00 × 6.79 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
10.95 mm11.00 mm5.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618431149
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.9%

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 30
Current: €32,340 EUR|Low: €4,480 EUR|High: €32,340 EUR|Avg: €9,724 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
Retailer 18
October 30, 2026
Retailer 11€4,489 EUR
Retailer 17€4,700 EUR
Retailer 5€4,926 EUR
Retailer 18€4,955 EUR
Retailer 9€5,349 EUR
Retailer 13€5,571 EUR
Retailer 15€5,572 EUR
Retailer 3€6,714 EUR
Retailer 4€7,144 EUR
Retailer 16€8,424 EUR
Retailer 14€10,130 EUR
Retailer 10€10,215 EUR
Retailer 12€12,311 EUR
Retailer 6€12,568 EUR
Retailer 7€12,801 EUR
Retailer 2€15,172 EUR
Retailer 8€23,590 EUR
Do Amore Diamonds€32,340 EUR

40 data points across 18 retailers

18 retailers€4,489 EUR to €32,340 EUR

A+
Cheapest Retailer
-
€4,489 EUR
£3,949 GBP
A
Retailer 2
-
€4,700 EUR
$5,251 USD
View
A
Retailer 3
-
€4,926 EUR
$5,503 USD
View
A
Retailer 4
-
€4,955 EUR
$5,536 USD
View
A
Retailer 5
-
€5,014 EUR
$5,602 USD
View
A
Retailer 6
-
€5,349 EUR
$5,976 USD
View
Final sale: no returns
A
Retailer 7
-
€5,572 EUR
$6,225 USD
View
A
Retailer 8
-
€6,637 EUR
$7,415 USD
View
A
Retailer 9
-
€6,714 EUR
$7,501 USD
View
A
Retailer 10
-
€7,144 EUR
$7,981 USD
View
A
Retailer 11
-
€8,424 EUR
$9,411 USD
View
A
Retailer 12
-
€10,130 EUR
View
A
Retailer 13
-
€12,311 EUR
£10,830 GBP
View
A
Retailer 14
-
€12,568 EUR
$14,041 USD
View
Retailer 15
-
€12,801 EUR
A$22,002 AUD
View
Price last confirmed 8 days ago
B+
Retailer 16
-
€15,172 EUR
$16,950 USD
View
Retailer 17
-
€23,590 EUR
A$40,546 AUD
View
Price last confirmed 21 days ago
Most Expensive
B
Do Amore Diamonds
27-421C04D3D · Oct 30
€32,340 EUR
$36,130 USD
View
17 more retailers have this diamond
Prices start from €4,489 EURSave up to €27,851 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+
5.05ct Round
€4,489 EUR