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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 HK$4,927 HKD
As of November 4, 2026
Save HK$13,746 HKD (74%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$18,673 HKD at Yadav Diamonds · As of November 4, 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 9 retailers as of November 4, 2026, with prices from HK$4,927 to HK$18,673, a HK$13,746 spread on the same certified stone. Yadav Diamonds lists it at HK$18,673. 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
Dimensions7.43 × 5.76 × 3.83 mm
L/W Ratio1.29
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
7.43 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: Nov 4
Current: HK$10,968 HKD|Low: HK$3,083 HKD|High: HK$18,673 HKD|Avg: HK$8,484 HKD
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
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Retailer 17
Retailer 18
Yadav Diamonds
October 8, 2026
Retailer 9HK$3,083 HKD
Retailer 16HK$3,232 HKD
Retailer 5HK$4,315 HKD
Retailer 6HK$4,660 HKD
Retailer 17HK$4,786 HKD
Retailer 13HK$4,927 HKD
Retailer 18HK$5,304 HKD
Retailer 7HK$5,476 HKD
Retailer 2HK$6,394 HKD
Retailer 12HK$6,661 HKD
Retailer 8HK$10,341 HKD
Retailer 10HK$10,953 HKD
Retailer 1HK$10,968 HKD
Retailer 4HK$12,357 HKD
Retailer 3HK$12,600 HKD
Retailer 11HK$12,953 HKD
Retailer 15HK$13,518 HKD
Retailer 14HK$17,496 HKD
Yadav DiamondsHK$18,673 HKD

11 data points across 19 retailers

9 retailersHK$4,927 HKD to HK$18,673 HKD

A
Cheapest Retailer
-
HK$4,927 HKD
Retailer 2
-
HK$5,304 HKD
View
Price last confirmed 35 days ago
A
Retailer 3
-
HK$6,661 HKD
View
B+
Retailer 4
-
HK$10,968 HKD
View
Retailer 5
-
HK$12,600 HKD
View
Price last confirmed 35 days ago
B
Retailer 6
-
HK$12,953 HKD
View
Retailer 7
-
HK$13,518 HKD
View
Price last confirmed 33 days ago
Retailer 8
-
HK$17,496 HKD
View
Price last confirmed 32 days ago
Most Expensive
B
Yadav Diamonds
13312131 · Nov 4
HK$18,673 HKD
$2,380 USD
View
8 more retailers have this diamond
Prices start from HK$4,927 HKDSave up to HK$13,746 HKD

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
HK$4,927 HKD