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Round|Lab Grown|IGI

4.18ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG691525873

Shape and cutting style on the report: Round brilliant

Certificate IGI LG691525873

Diamond specifications and retailer prices

From €2,938 EUR
£2,585 GBP
As of October 30, 2026
Save €19,645 EUR (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €22,583 EUR at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.18ct lab-grown round diamond

This 4.18ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG691525873 or 691525873. Listed at 24 retailers as of October 29, 2026, with prices from €2,938 to €22,583, a €19,645 spread on the same certified stone. Do Amore Diamonds lists it at €22,583. 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

4.18
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691525873
Dimensions10.30 × 10.34 × 6.38 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
10.30 mm10.34 mm4.18 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691525873
Side View
Table 57.0%Crown 35.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.9%

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: Oct 30
Current: €18,117 EUR|Low: €2,840 EUR|High: €20,999 EUR|Avg: €7,034 EUR|-13.7%
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
October 30, 2026
Retailer 8€2,938 EUR
Retailer 2€2,958 EUR
Retailer 3€3,432 EUR
Retailer 13€3,433 EUR
Retailer 7€3,437 EUR
Retailer 15€4,733 EUR
Retailer 9€4,928 EUR
Retailer 5€5,327 EUR
Retailer 12€5,998 EUR
Retailer 10€8,061 EUR
Retailer 11€8,157 EUR
Retailer 14€8,215 EUR
Retailer 4€8,632 EUR
Retailer 6€13,057 EUR
Retailer 1€18,117 EUR

38 data points across 15 retailers

24 retailers€2,938 EUR to €22,583 EUR

A
Cheapest Retailer
-
€2,938 EUR
£2,585 GBP
A
Retailer 2
-
€2,958 EUR
$3,305 USD
View
A
Retailer 3
-
€3,219 EUR
$3,596 USD
View
A
Retailer 4
-
€3,314 EUR
$3,702 USD
View
Final sale: no returns
A
Retailer 5
-
€3,432 EUR
$3,834 USD
View
Retailer 6
-
€3,432 EUR
$3,834 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
€3,433 EUR
$3,835 USD
View
A
Retailer 8
-
€3,437 EUR
$3,840 USD
View
A
Retailer 9
-
€3,472 EUR
$3,879 USD
View
A
Retailer 10
-
€4,733 EUR
$5,288 USD
View
A
Retailer 11
-
€4,733 EUR
$5,288 USD
View
A
Retailer 12
-
€4,928 EUR
£4,335 GBP
View
A
Retailer 13
-
€5,327 EUR
$5,951 USD
View
B+
Retailer 14
-
€5,998 EUR
View
B+
Retailer 15
-
€8,061 EUR
ZAR 145,498 ZAR
View
B+
Retailer 16
-
€8,157 EUR
£7,176 GBP
View
Retailer 17
-
€8,215 EUR
A$14,119 AUD
View
Price last confirmed 8 days ago
B+
Retailer 18
-
€8,632 EUR
$9,644 USD
View
B+
Retailer 19
-
€9,071 EUR
$10,134 USD
View
B
Retailer 20
-
€13,057 EUR
SGD 19,712 SGD
View
B
Retailer 21
-
€13,364 EUR
$14,930 USD
View
B
Retailer 22
-
€18,117 EUR
$20,240 USD
View
B
Retailer 23
-
€20,354 EUR
$22,740 USD
View
Most Expensive
B
Do Amore Diamonds
23-691525873 · Oct 29
€22,583 EUR
$25,230 USD
View
23 more retailers have this diamond
Prices start from €2,938 EURSave up to €19,645 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
4.18ct Round
€2,938 EUR