CaratHunter
Plans
Cushion|Lab Grown|IGI

1.23ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG837628359

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG837628359

Diamond specifications and retailer prices

From $805 SGD
$628 USD
As of October 28, 2026
Save $2,246 SGD (74%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,051 SGD at Yadav Diamonds · As of October 29, 2026
View at Yadav 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837628359 or 837628359. Listed at 13 retailers as of October 28, 2026, with prices from $805 to $3,051, a $2,246 spread on the same certified stone. Yadav Diamonds lists it at $3,051. 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
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837628359
Dimensions5.76 × 5.76 × 7.43 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.76 mm5.76 mm1.23 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837628359
Side View
Table 60.0%Crown 34°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 66.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $1,793 SGD|Low: $504 SGD|High: $3,051 SGD|Avg: $1,387 SGD
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
Retailer 17
Retailer 18
Yadav Diamonds
October 8, 2026
Retailer 9$504 SGD
Retailer 16$529 SGD
Retailer 5$705 SGD
Retailer 6$762 SGD
Retailer 17$782 SGD
Retailer 13$805 SGD
Retailer 18$867 SGD
Retailer 7$895 SGD
Retailer 2$1,045 SGD
Retailer 12$1,089 SGD
Retailer 8$1,691 SGD
Retailer 10$1,790 SGD
Retailer 1$1,793 SGD
Retailer 4$2,019 SGD
Retailer 3$2,060 SGD
Retailer 11$2,117 SGD
Retailer 15$2,209 SGD
Retailer 14$2,859 SGD
Yadav Diamonds$3,051 SGD

11 data points across 19 retailers

13 retailers$805 SGD to $3,051 SGD

A
Retailer 1
-
$529 SGD
£325 GBP
Price last confirmed 26 days ago
A
Retailer 2
-
$762 SGD
$594 USD
View
Price last confirmed 26 days ago
A
Retailer 3
-
$805 SGD
$628 USD
View
A
Retailer 4
-
$867 SGD
ZAR 10,928 ZAR
View
Price last confirmed 27 days ago
A
Retailer 5
-
$1,089 SGD
$850 USD
View
B+
Retailer 6
-
$1,691 SGD
$1,319 USD
View
Price last confirmed 26 days ago
B+
Retailer 7
-
$1,793 SGD
CA$1,942 CAD
View
B+
Retailer 8
-
$2,019 SGD
$1,575 USD
View
Price last confirmed 27 days ago
B+
Retailer 9
-
$2,060 SGD
£1,265 GBP
View
Price last confirmed 28 days ago
B
Retailer 10
-
$2,117 SGD
$1,651 USD
View
B+
Retailer 11
-
$2,209 SGD
A$2,651 AUD
View
Price last confirmed 25 days ago
B
Retailer 12
-
$2,859 SGD
$2,230 USD
View
Price last confirmed 24 days ago
Most Expensive
B
Yadav Diamonds
13312131 · Oct 29
$3,051 SGD
$2,380 USD
View
12 more retailers have this diamond
Prices start from $805 SGDSave up to $2,246 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
1.23ct Cushion
$805 SGD