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Radiant|Lab Grown|IGI

1.72ct F SI1 Radiant Lab Grown Diamond

VG • F/SI1 • IGI LG566307425

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

Certificate IGI LG566307425

Diamond specifications and retailer prices

From €163 EUR
$183 USD
As of October 27, 2026
Save €1,406 EUR (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,569 EUR at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.72ct lab-grown radiant diamond

This 1.72ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG566307425 or 566307425. Listed at 12 retailers as of October 27, 2026, with prices from €163 to €1,569, a €1,406 spread on the same certified stone. Do Amore Diamonds lists it at €1,569. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.72
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG566307425
Dimensions8.38 × 5.85 × 3.99 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.38 mm5.85 mm1.72 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG566307425
Side View
Table 66.5%Crown 45.8°Girdle: MediumPavilion 35.4°Culet: NoneDepth 68.2%

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: €1,569 EUR|Low: €130 EUR|High: €1,623 EUR|Avg: €683 EUR|-3.3%
Do Amore Diamonds
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
October 29, 2026
Retailer 13€163 EUR
Retailer 10€189 EUR
Retailer 3€190 EUR
Retailer 2€288 EUR
Retailer 12€356 EUR
Retailer 6€381 EUR
Retailer 7€484 EUR
Retailer 8€606 EUR
Retailer 11€687 EUR
Retailer 5€703 EUR
Retailer 14€718 EUR
Retailer 16€934 EUR
Retailer 9€1,045 EUR
Retailer 15€1,114 EUR
Retailer 4€1,266 EUR
Do Amore Diamonds€1,569 EUR

26 data points across 16 retailers

12 retailers€163 EUR to €1,569 EUR

A
Cheapest Retailer
-
€163 EUR
$183 USD
A
Retailer 2
-
€189 EUR
$212 USD
View
A
Retailer 3
-
€190 EUR
$213 USD
View
Final sale: no returns
A
Retailer 4
-
€288 EUR
£254 GBP
View
B+
Retailer 5
-
€356 EUR
$399 USD
View
Retailer 6
-
€687 EUR
$771 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
€718 EUR
$805 USD
View
B
Retailer 8
-
€934 EUR
$1,048 USD
View
B
Retailer 9
-
€1,045 EUR
£923 GBP
View
Retailer 10
-
€1,114 EUR
$1,250 USD
View
Price last confirmed 7 days ago
B
Retailer 11
-
€1,266 EUR
$1,420 USD
View
Most Expensive
B
Do Amore Diamonds
27-802109B26 · Oct 29
€1,569 EUR
$1,760 USD
View
11 more retailers have this diamond
Prices start from €163 EURSave up to €1,406 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
1.72ct Radiant
€163 EUR