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Cushion|Lab Grown|IGI

1.51ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG837693635

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

Certificate IGI LG837693635

Diamond specifications and retailer prices

From HK$7,469 HKD
$952 USD
As of October 30, 2026
Save HK$17,820 HKD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$25,289 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837693635 or 837693635. Listed at 8 retailers as of October 26, 2026, with prices from HK$7,469 to HK$25,289, a HK$17,820 spread on the same certified stone. MOH London lists it at HK$25,289. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837693635
Dimensions6.81 × 6.52 × 4.30 mm
L/W Ratio1.04
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
6.81 mm6.52 mm1.51 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837693635
Side View
Table 63.0%Crown 36.2°Girdle: THN-STKPavilion 37.9°Culet: NoneDepth 66.0%

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 30
Current: HK$25,289 HKD|Low: HK$7,469 HKD|High: HK$25,289 HKD|Avg: HK$13,199 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 5HK$7,469 HKD
Retailer 4HK$8,779 HKD
Retailer 3HK$8,864 HKD
Retailer 6HK$8,921 HKD
Retailer 2HK$9,098 HKD
Retailer 7HK$18,812 HKD
Retailer 8HK$19,246 HKD
MOH LondonHK$25,289 HKD

9 data points across 8 retailers

8 retailersHK$7,469 HKD to HK$25,289 HKD

A
Cheapest Retailer
-
HK$7,469 HKD
$952 USD
A
Retailer 2
-
HK$8,779 HKD
$1,119 USD
View
A
Retailer 3
-
HK$8,864 HKD
€1,076 EUR
View
A
Retailer 4
-
HK$8,921 HKD
$1,137 USD
View
A
Retailer 5
-
HK$9,098 HKD
£913 GBP
View
B
Retailer 6
-
HK$18,812 HKD
$2,398 USD
View
B
Retailer 7
-
HK$19,246 HKD
$2,453 USD
View
Most Expensive
B
MOH London
LG837693635 · Oct 26
HK$25,289 HKD
£2,538 GBP
View
7 more retailers have this diamond
Prices start from HK$7,469 HKDSave up to HK$17,820 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
1.51ct Cushion
HK$7,469 HKD