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Radiant|Lab Grown|IGI

1.60ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG722556116

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

Certificate IGI LG722556116

Diamond specifications and retailer prices

From €566 EUR
$632 USD
As of October 27, 2026
Save €3,158 EUR (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €3,724 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.6ct lab-grown radiant diamond

This 1.6ct 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 LG722556116 or 722556116. Listed at 17 retailers as of October 27, 2026, with prices from €566 to €3,724, a €3,158 spread on the same certified stone. Brilliant Earth lists it at €3,724. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG722556116
Dimensions5.99 × 5.99 × 3.96 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
5.99 mm5.99 mm1.60 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG722556116
Side View
Table 66.0%Crown 44.3°Girdle: MED-STKPavilion 35.5°Culet: NoneDepth 66.1%

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 27
Current: €3,724 EUR|Low: €542 EUR|High: €4,046 EUR|Avg: €1,460 EUR|-8.0%
Brilliant Earth
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
October 30, 2026
Retailer 16€566 EUR
Retailer 6€615 EUR
Retailer 8€633 EUR
Retailer 17€656 EUR
Retailer 12€815 EUR
Retailer 7€945 EUR
Retailer 11€1,044 EUR
Retailer 5€1,071 EUR
Retailer 14€1,111 EUR
Retailer 10€1,205 EUR
Retailer 15€1,523 EUR
Retailer 13€1,632 EUR
Retailer 4€1,844 EUR
Retailer 9€2,046 EUR
Retailer 3€2,238 EUR
Retailer 2€2,778 EUR
Brilliant Earth€3,724 EUR

41 data points across 17 retailers

17 retailers€566 EUR to €3,724 EUR

A
Cheapest Retailer
-
€566 EUR
$632 USD
A
Retailer 2
-
€615 EUR
$687 USD
View
Retailer 3
-
€656 EUR
$733 USD
View
Price last confirmed 17 days ago
Retailer 4
-
€656 EUR
$733 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
€815 EUR
$910 USD
View
A
Retailer 6
-
€945 EUR
$1,056 USD
View
A
Retailer 7
-
€1,044 EUR
£918 GBP
View
B+
Retailer 8
-
€1,071 EUR
$1,197 USD
View
Retailer 9
-
€1,111 EUR
View
Price last confirmed 9 days ago
B+
Retailer 10
-
€1,205 EUR
ZAR 21,751 ZAR
View
B+
Retailer 11
-
€1,523 EUR
$1,702 USD
View
Retailer 12
-
€1,632 EUR
A$2,805 AUD
View
Price last confirmed 12 days ago
B
Retailer 13
-
€1,844 EUR
$2,060 USD
View
B
Retailer 14
-
€2,046 EUR
£1,800 GBP
View
B
Retailer 15
-
€2,238 EUR
$2,500 USD
View
B
Retailer 16
-
€2,778 EUR
£2,444 GBP
View
Most Expensive
B
Brilliant Earth
20725259A · Oct 30
€3,724 EUR
$4,160 USD
View
16 more retailers have this diamond
Prices start from €566 EURSave up to €3,158 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
1.60ct Radiant
€566 EUR