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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 $372 SGD
$291 USD
As of November 1, 2026
Save $2,939 SGD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,311 SGD 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 $372 to $3,311, a $2,939 spread on the same certified stone. Do Amore Diamonds lists it at $3,311. 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
Colour
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

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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: Nov 1
Current: $2,953 SGD|Low: $340 SGD|High: $3,311 SGD|Avg: $1,209 SGD|-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$372 SGD
Retailer 12$413 SGD
Retailer 15$552 SGD
Retailer 11$556 SGD
Retailer 8$584 SGD
Retailer 13$612 SGD
Retailer 9$799 SGD
Retailer 14$1,183 SGD
Retailer 6$1,234 SGD
Retailer 5$1,382 SGD
Retailer 2$1,678 SGD
Retailer 10$1,838 SGD
Retailer 4$1,888 SGD
Retailer 7$2,135 SGD
Do Amore Diamonds$2,953 SGD

42 data points across 15 retailers

17 retailers$372 SGD to $3,311 SGD

A
Cheapest Retailer
-
$372 SGD
$291 USD
Final sale: no returns
Retailer 2
-
$413 SGD
$323 USD
View
Price last confirmed 7 days ago
B+
Retailer 3
-
$552 SGD
$432 USD
View
A
Retailer 4
-
$556 SGD
$435 USD
View
A
Retailer 5
-
$584 SGD
£360 GBP
View
A
Retailer 6
-
$612 SGD
$479 USD
View
Retailer 7
-
$797 SGD
£491 GBP
View
Price last confirmed 11 days ago
A
Retailer 8
-
$799 SGD
£492 GBP
View
B+
Retailer 9
-
$1,183 SGD
$925 USD
View
B+
Retailer 10
-
$1,234 SGD
$965 USD
View
B+
Retailer 11
-
$1,247 SGD
CA$1,355 CAD
View
B+
Retailer 12
-
$1,382 SGD
$1,081 USD
View
B
Retailer 13
-
$1,678 SGD
$1,312 USD
View
B
Retailer 14
-
$1,838 SGD
£1,132 GBP
View
B
Retailer 15
-
$1,888 SGD
View
B
Retailer 16
-
$2,953 SGD
$2,310 USD
View
Most Expensive
B
Do Amore Diamonds
27-64AF8FEAD · Oct 29
$3,311 SGD
$2,590 USD
View
16 more retailers have this diamond
Prices start from $372 SGDSave up to $2,939 SGD

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
$372 SGD