CaratHunter
Plans
Cushion|Lab Grown|IGI

1.72ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG555272235

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG555272235

Diamond specifications and retailer prices

From €745 EUR
$835 USD
As of October 27, 2026
Save €923 EUR (55%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €1,667 EUR at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

About this 1.72ct lab-grown cushion diamond

This 1.72ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG555272235 or 555272235. Listed at 5 retailers as of October 27, 2026, with prices from €745 to €1,667, a €923 spread on the same certified stone. Do Amore Diamonds lists it at €1,667. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.72
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG555272235
Dimensions7.95 × 6.60 × 4.36 mm
L/W Ratio1.20
Girdle conditionFaceted
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
7.95 mm6.60 mm1.72 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG555272235
Side View
Table 60.0%Crown 34.3°Girdle: THN-STKPavilion 39.4°Culet: NoneDepth 66.1%

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 27
Current: €1,667 EUR|Low: €139 EUR|High: €1,810 EUR|Avg: €870 EUR|-7.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 25, 2026
Retailer 6€206 EUR
Retailer 3€376 EUR
Retailer 4€745 EUR
Retailer 2€953 EUR
Retailer 5€1,088 EUR
Do Amore Diamonds€1,667 EUR

17 data points across 6 retailers

5 retailers€745 EUR to €1,667 EUR

Retailer 1
-
€376 EUR
$422 USD
Price last confirmed 8 days ago
B+
Retailer 2
-
€745 EUR
$835 USD
View
B+
Retailer 3
-
€953 EUR
£842 GBP
View
B
Retailer 4
-
€1,088 EUR
$1,220 USD
View
Most Expensive
B
Do Amore Diamonds
27-B382248DA · Oct 27
€1,667 EUR
$1,870 USD
View
4 more retailers have this diamond
Prices start from €745 EURSave up to €923 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+
1.72ct Cushion
€745 EUR