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Cushion|Lab Grown|IGI

1.23ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG652402392

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG652402392

Diamond specifications and retailer prices

From $248 USD
As of October 30, 2026
Save $1,017 USD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,265 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.23ct lab-grown cushion diamond

This 1.23ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG652402392 or 652402392. Listed at 16 retailers as of October 30, 2026, with prices from $248 to $1,265, a $1,017 spread on the same certified stone. Reve Diamonds lists it at $1,265. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG652402392
Dimensions6.17 × 6.06 × 4.16 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.17 mm6.06 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG652402392
Side View
Table 63.0%Crown 36.2°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 68.6%

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 30
Current: $426 USD|Low: $224 USD|High: $1,310 USD|Avg: $657 USD|+1.0%
Retailer 1
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
Reve Diamonds
October 31, 2026
Retailer 6$248 USD
Retailer 15$276 USD
Retailer 16$372 USD
Retailer 1$426 USD
Retailer 7$471 USD
Retailer 13$474 USD
Retailer 4$486 USD
Retailer 9$513 USD
Retailer 3$593 USD
Retailer 14$673 USD
Retailer 12$725 USD
Retailer 2$758 USD
Retailer 8$899 USD
Retailer 5$939 USD
Retailer 10$1,090 USD
Retailer 11$1,111 USD
Reve Diamonds$1,265 USD

38 data points across 17 retailers

16 retailers$248 USD to $1,265 USD

A
Cheapest Retailer
-
$248 USD
Final sale: no returns
A
Retailer 2
-
$276 USD
View
Retailer 3
-
$372 USD
£293 GBP
View
Price last confirmed 15 days ago
A
Retailer 4
-
$426 USD
€406 EUR
View
A
Retailer 5
-
$471 USD
View
A
Retailer 6
-
$474 USD
ZAR 7,652 ZAR
View
A
Retailer 7
-
$486 USD
View
B+
Retailer 8
-
$513 USD
£404 GBP
View
B+
Retailer 9
-
$593 USD
View
B+
Retailer 10
-
$673 USD
A$1,035 AUD
View
B+
Retailer 11
-
$725 USD
View
B+
Retailer 12
-
$758 USD
View
B
Retailer 13
-
$939 USD
View
B
Retailer 14
-
$1,090 USD
View
B
Retailer 15
-
$1,111 USD
£875 GBP
View
Most Expensive
B
Reve Diamonds
D94EC57ED · Oct 30
$1,265 USD
View
15 more retailers have this diamond
Prices start from $248 USDSave up to $1,017 USD

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
1.23ct Cushion
$248 USD