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Cushion|Lab Grown|IGI

1.72ct G SI1 Cushion Lab Grown Diamond

ID • G/SI1 • IGI LG522229679

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG522229679

Diamond specifications and retailer prices

From €260 EUR
$291 USD
As of November 1, 2026
Save €2,058 EUR (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €2,318 EUR at Do Amore Diamonds · As of October 29, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG522229679 or 522229679. Listed at 17 retailers as of October 29, 2026, with prices from €260 to €2,318, a €2,058 spread on the same certified stone. Do Amore Diamonds lists it at €2,318. 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
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522229679
Dimensions7.80 × 6.58 × 4.54 mm
L/W Ratio1.19
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
7.80 mm6.58 mm1.72 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522229679
Side View
Table 64.0%Crown 32.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 69.0%

Caratlytics Score

How it works →
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: Nov 1
Current: €2,068 EUR|Low: €238 EUR|High: €2,318 EUR|Avg: €848 EUR|-2.1%
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
November 1, 2026
Retailer 3€260 EUR
Retailer 12€289 EUR
Retailer 15€387 EUR
Retailer 11€389 EUR
Retailer 8€409 EUR
Retailer 13€429 EUR
Retailer 9€560 EUR
Retailer 14€828 EUR
Retailer 6€864 EUR
Retailer 5€968 EUR
Retailer 2€1,175 EUR
Retailer 10€1,287 EUR
Retailer 4€1,322 EUR
Retailer 7€1,495 EUR
Do Amore Diamonds€2,068 EUR

41 data points across 15 retailers

17 retailers€260 EUR to €2,318 EUR

A
Cheapest Retailer
-
€260 EUR
$291 USD
Final sale: no returns
Retailer 2
-
€289 EUR
$323 USD
View
Price last confirmed 7 days ago
B+
Retailer 3
-
€387 EUR
$432 USD
View
A
Retailer 4
-
€389 EUR
$435 USD
View
A
Retailer 5
-
€409 EUR
£360 GBP
View
A
Retailer 6
-
€429 EUR
$479 USD
View
Retailer 7
-
€558 EUR
£491 GBP
View
Price last confirmed 12 days ago
A
Retailer 8
-
€560 EUR
£492 GBP
View
B+
Retailer 9
-
€828 EUR
$925 USD
View
B+
Retailer 10
-
€864 EUR
$965 USD
View
B+
Retailer 11
-
€873 EUR
CA$1,355 CAD
View
B+
Retailer 12
-
€968 EUR
$1,081 USD
View
B
Retailer 13
-
€1,175 EUR
$1,312 USD
View
B
Retailer 14
-
€1,287 EUR
£1,132 GBP
View
B
Retailer 15
-
€1,322 EUR
SGD 1,996 SGD
View
B
Retailer 16
-
€2,068 EUR
$2,310 USD
View
Most Expensive
B
Do Amore Diamonds
27-64AF8FEAD · Oct 29
€2,318 EUR
$2,590 USD
View
16 more retailers have this diamond
Prices start from €260 EURSave up to €2,058 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 Cushion
€260 EUR