CaratHunter
Plans
Cushion|Lab Grown|IGI

1.29ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG685521998

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG685521998

Diamond specifications and retailer prices

From HK$18,634 HKD
$2,375 USD
As of November 4, 2026
1 retailer carries this diamond
Only listing: HK$18,634 HKD at Shane Co
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Shane Co

About this 1.29ct lab-grown cushion diamond

This 1.29ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG685521998 or 685521998. Listed at a single retailer as of November 4, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle43.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685521998
Dimensions6.28 × 6.23 × 4.24 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
6.28 mm6.23 mm1.29 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685521998
Side View
Table 63.0%Crown 37.7°Girdle: THN-MEDPavilion 43.4°Culet: NoneDepth 68.1%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
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$4,119 HKD|Low: HK$2,848 HKD|High: HK$26,205 HKD|Avg: HK$12,394 HKD|-55.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Shane Co
October 2, 2026
Retailer 5HK$2,848 HKD
Retailer 1HK$4,119 HKD
Retailer 10HK$4,660 HKD
Retailer 9HK$7,312 HKD
Retailer 6HK$8,364 HKD
Retailer 3HK$8,536 HKD
Retailer 8HK$9,533 HKD
Retailer 2HK$14,468 HKD
Retailer 7HK$14,483 HKD
Shane CoHK$18,634 HKD
Retailer 11HK$19,591 HKD
Retailer 4HK$20,242 HKD

59 data points across 12 retailers

1 retailer

B
Shane Co
26I0BDY · Nov 4
HK$18,634 HKD
$2,375 USD
View

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.

B
1.29ct Cushion
HK$18,634 HKD