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Cushion|Lab Grown|IGI

1.77ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG848625179

Shape and cutting style on the report: Square cushion antique cut

Certificate IGI LG848625179

Diamond specifications and retailer prices

From HK$4,919 HKD
$627 USD
As of October 27, 2026
Save HK$14,767 HKD (75%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$19,686 HKD at Taylor and Hart · As of October 26, 2026
View at Taylor and Hart

About this 1.77ct lab-grown cushion diamond

This 1.77ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG848625179 or 848625179. Listed at 6 retailers as of October 26, 2026, with prices from HK$4,919 to HK$19,686, a HK$14,767 spread on the same certified stone. Taylor and Hart lists it at HK$19,686. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848625179
Dimensions7.44 × 7.27 × 4.41 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizeLarge
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
7.44 mm7.27 mm1.77 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848625179
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 40.9°Culet: LargeDepth 60.7%

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 27
Current: HK$7,100 HKD|Low: HK$4,919 HKD|High: HK$19,686 HKD|Avg: HK$10,592 HKD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
October 28, 2026
Retailer 5HK$4,919 HKD
Retailer 3HK$6,347 HKD
Retailer 1HK$7,100 HKD
Retailer 4HK$9,496 HKD
Retailer 6HK$9,729 HKD
Retailer 2HK$11,415 HKD
Taylor and HartHK$19,686 HKD

3 data points across 7 retailers

6 retailersHK$4,919 HKD to HK$19,686 HKD

A
Cheapest Retailer
-
HK$4,919 HKD
$627 USD
A
Retailer 2
-
HK$7,100 HKD
$905 USD
View
A
Retailer 3
-
HK$9,496 HKD
£953 GBP
View
A
Retailer 4
-
HK$9,729 HKD
$1,240 USD
View
A
Retailer 5
-
HK$11,415 HKD
$1,455 USD
View
Most Expensive
B+
Taylor and Hart
AZ4ARER · Oct 26
HK$19,686 HKD
$2,509 USD
View
5 more retailers have this diamond
Prices start from HK$4,919 HKDSave up to HK$14,767 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
1.77ct Cushion
HK$4,919 HKD