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Cushion|Lab Grown|IGI

1.37ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG845672257

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG845672257

Diamond specifications and retailer prices

From HK$4,937 HKD
£495 GBP
As of October 27, 2026
Save HK$20,484 HKD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$25,420 HKD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.37ct lab-grown cushion diamond

This 1.37ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG845672257 or 845672257. Listed at 16 retailers as of October 27, 2026, with prices from HK$4,937 to HK$25,420, a HK$20,484 spread on the same certified stone. Brilliant Earth lists it at HK$25,420. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845672257
Dimensions7.53 × 5.96 × 3.93 mm
L/W Ratio1.26
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
7.53 mm5.96 mm1.37 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845672257
Side View
Table 63.0%Crown 35.5°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 65.9%

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$5,727 HKD|Low: HK$4,919 HKD|High: HK$22,235 HKD|Avg: HK$11,136 HKD|-2.7%
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
October 28, 2026
Retailer 4HK$4,919 HKD
Retailer 9HK$4,937 HKD
Retailer 1HK$5,727 HKD
Retailer 11HK$6,969 HKD
Retailer 15HK$7,626 HKD
Retailer 7HK$7,704 HKD
Retailer 10HK$7,899 HKD
Retailer 13HK$8,141 HKD
Retailer 3HK$8,160 HKD
Retailer 8HK$10,594 HKD
Retailer 5HK$15,579 HKD
Retailer 2HK$16,030 HKD
Retailer 16HK$16,658 HKD
Retailer 14HK$17,771 HKD
Retailer 12HK$19,978 HKD
Retailer 6HK$22,235 HKD

7 data points across 16 retailers

16 retailersHK$4,937 HKD to HK$25,420 HKD

A
Cheapest Retailer
-
HK$4,937 HKD
£495 GBP
Retailer 2
-
HK$5,727 HKD
$730 USD
View
Price last confirmed 5 days ago
A
Retailer 3
-
HK$6,969 HKD
€846 EUR
View
A
Retailer 4
-
HK$7,626 HKD
$972 USD
View
Retailer 5
-
HK$7,704 HKD
$982 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
HK$7,899 HKD
£793 GBP
View
Retailer 7
-
HK$8,141 HKD
ZAR 16,764 ZAR
View
Price last confirmed 9 days ago
A
Retailer 8
-
HK$8,160 HKD
$1,040 USD
View
B+
Retailer 9
-
HK$10,594 HKD
$1,350 USD
View
B
Retailer 10
-
HK$15,579 HKD
$1,986 USD
View
B
Retailer 11
-
HK$16,030 HKD
CA$2,838 CAD
View
Retailer 12
-
HK$16,658 HKD
$2,123 USD
View
Price last confirmed 8 days ago
B
Retailer 13
-
HK$17,771 HKD
$2,265 USD
View
B
Retailer 14
-
HK$19,978 HKD
£2,005 GBP
View
B
Retailer 15
-
HK$22,235 HKD
$2,834 USD
View
Most Expensive
B
Brilliant Earth
22270086A · Oct 28
HK$25,420 HKD
$3,240 USD
View
15 more retailers have this diamond
Prices start from HK$4,937 HKDSave up to HK$20,484 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
1.37ct Cushion
HK$4,937 HKD