Radiant|Lab Grown|IGI

1.50ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG660484487

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

Certificate IGI LG660484487

Diamond specifications and retailer prices

From €274 EUR
$306 USD
As of October 30, 2026
Save €2,466 EUR (90%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €2,740 EUR at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.5ct lab-grown radiant diamond

This 1.5ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG660484487 or 660484487. Listed at 26 retailers as of October 30, 2026, with prices from €274 to €2,740, a €2,466 spread on the same certified stone. Diamond Quarter lists it at €2,740. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660484487
Dimensions8.27 × 5.67 × 3.74 mm
L/W Ratio1.46
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
8.27 mm5.67 mm1.50 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660484487
Side View
Table 65.0%Crown 43.3°Girdle: MediumPavilion 33.7°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
A
Excellent
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: €585 EUR|Low: €263 EUR|High: €3,034 EUR|Avg: €978 EUR|+0.3%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
November 2, 2026
Retailer 4€274 EUR
Retailer 25€318 EUR
Retailer 12€324 EUR
Retailer 3€339 EUR
Retailer 15€390 EUR
Retailer 8€479 EUR
Retailer 24€479 EUR
Retailer 21€553 EUR
Retailer 13€571 EUR
Retailer 1€585 EUR
Retailer 20€603 EUR
Retailer 14€762 EUR
Retailer 23€791 EUR
Retailer 9€895 EUR
Retailer 6€1,043 EUR
Retailer 5€1,091 EUR
Retailer 16€1,133 EUR
Retailer 17€1,140 EUR
Retailer 11€1,305 EUR
Retailer 19€1,361 EUR
Retailer 10€1,371 EUR
Retailer 7€1,453 EUR
Retailer 18€1,500 EUR
Retailer 2€2,300 EUR
Retailer 22€2,524 EUR

33 data points across 25 retailers

26 retailers€274 EUR to €2,740 EUR

A
Cheapest Retailer
-
€274 EUR
$306 USD
A
Retailer 2
-
€318 EUR
$355 USD
View
A
Retailer 3
-
€324 EUR
$362 USD
View
Final sale: no returns
A
Retailer 4
-
€339 EUR
$379 USD
View
A
Retailer 5
-
€390 EUR
HK$3,400 HKD
View
A
Retailer 6
-
€479 EUR
$535 USD
View
A
Retailer 7
-
€479 EUR
$535 USD
View
A
Retailer 8
-
€553 EUR
View
A
Retailer 9
-
€571 EUR
$638 USD
View
A
Retailer 10
-
€585 EUR
ZAR 10,563 ZAR
View
A
Retailer 11
-
€603 EUR
£531 GBP
View
A
Retailer 12
-
€762 EUR
$851 USD
View
A
Retailer 13
-
€791 EUR
A$1,360 AUD
View
B+
Retailer 14
-
€895 EUR
$1,000 USD
View
B+
Retailer 15
-
€1,043 EUR
$1,165 USD
View
B+
Retailer 16
-
€1,091 EUR
$1,219 USD
View
B+
Retailer 17
-
€1,133 EUR
$1,266 USD
View
B+
Retailer 18
-
€1,140 EUR
SGD 1,721 SGD
View
B+
Retailer 19
-
€1,305 EUR
$1,458 USD
View
B+
Retailer 20
-
€1,361 EUR
£1,197 GBP
View
B+
Retailer 21
-
€1,371 EUR
$1,531 USD
View
Retailer 22
-
€1,453 EUR
A$2,497 AUD
View
Price last confirmed 25 days ago
B+
Retailer 23
-
€1,500 EUR
$1,676 USD
View
B
Retailer 24
-
€2,300 EUR
$2,570 USD
View
B
Retailer 25
-
€2,524 EUR
$2,820 USD
View
Most Expensive
B
Diamond Quarter
1.5IFDLG875A67N · Oct 31
€2,740 EUR
£2,410 GBP
View
25 more retailers have this diamond
Prices start from €274 EURSave up to €2,466 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
1.50ct Radiant
€274 EUR