Radiant|Lab Grown|IGI

5.14ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG669423058

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG669423058

Diamond specifications and retailer prices

From €18,475 EUR
$20,640 USD
As of October 28, 2026
Save €22,708 EUR (55%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €41,183 EUR at Flawless Fine Jewelry · As of October 31, 2026
View at Flawless Fine Jewelry

About this 5.14ct lab-grown radiant diamond

This 5.14ct lab-grown radiant 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 LG669423058 or 669423058. Listed at 20 retailers as of October 28, 2026, with prices from €18,475 to €41,183, a €22,708 spread on the same certified stone. Flawless Fine Jewelry lists it at €41,183. 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

5.14
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.3°
Pavilion angle30.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669423058
Dimensions8.24 × 8.24 × 5.39 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.24 mm8.24 mm5.14 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669423058
Side View
Table 62.0%Crown 49.3°Girdle: MED-STKPavilion 30.6°Culet: NoneDepth 65.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: €41,183 EUR|Low: €18,475 EUR|High: €114,276 EUR|Avg: €39,144 EUR
Flawless Fine Jewelry
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
Retailer 17
Retailer 18
October 29, 2026
Retailer 13€18,475 EUR
Retailer 8€19,271 EUR
Retailer 7€20,874 EUR
Retailer 5€24,824 EUR
Retailer 16€25,148 EUR
Retailer 15€25,661 EUR
Retailer 6€26,046 EUR
Retailer 14€29,744 EUR
Retailer 11€31,257 EUR
Retailer 4€34,079 EUR
Retailer 10€35,562 EUR
Retailer 2€40,241 EUR
Flawless Fine Jewelry€41,183 EUR
Retailer 3€46,846 EUR
Retailer 12€58,800 EUR
Retailer 9€63,189 EUR
Retailer 17€71,669 EUR
Retailer 18€100,590 EUR

28 data points across 18 retailers

20 retailers€18,475 EUR to €41,183 EUR

B+
Cheapest Retailer
-
€18,475 EUR
$20,640 USD
B+
Retailer 2
-
€19,271 EUR
$21,530 USD
View
B+
Retailer 3
-
€20,874 EUR
$23,321 USD
View
Retailer 4
-
€21,556 EUR
$24,082 USD
View
Price last confirmed 29 days ago
Retailer 5
-
€22,453 EUR
$25,085 USD
View
Price last confirmed 31 days ago
Retailer 6
-
€22,633 EUR
$25,286 USD
View
Price last confirmed 34 days ago
B+
Retailer 7
-
€24,824 EUR
$27,734 USD
View
B+
Retailer 8
-
€25,148 EUR
$28,095 USD
View
Final sale: no returns
B+
Retailer 9
-
€25,661 EUR
$28,669 USD
View
Retailer 10
-
€26,046 EUR
$29,099 USD
View
Price last confirmed 28 days ago
Retailer 11
-
€29,744 EUR
£26,165 GBP
View
Price last confirmed 14 days ago
Retailer 12
-
€31,257 EUR
£27,497 GBP
View
Price last confirmed 7 days ago
Retailer 13
-
€34,079 EUR
A$58,575 AUD
View
Price last confirmed 23 days ago
B
Retailer 14
-
€40,241 EUR
£35,400 GBP
View
Most Expensive
B
Flawless Fine Jewelry
F085AAC4A · Oct 31
€41,183 EUR
£36,228 GBP
View
14 more retailers have this diamond
Prices start from €18,475 EURSave up to €22,708 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.

B+
5.14ct Radiant
€18,475 EUR