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Cushion|Lab Grown|IGI

1.74ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG836619939

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836619939

Diamond specifications and retailer prices

From HK$5,288 HKD
$674 USD
As of October 30, 2026
Save HK$22,957 HKD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$28,245 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.74ct lab-grown cushion diamond

This 1.74ct 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 LG836619939 or 836619939. Listed at 16 retailers as of October 30, 2026, with prices from HK$5,288 to HK$28,245, a HK$22,957 spread on the same certified stone. Brilliant Earth lists it at HK$28,245. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.74
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619939
Dimensions8.61 × 6.01 × 4.13 mm
L/W Ratio1.43
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
8.61 mm6.01 mm1.74 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619939
Side View
Table 61.0%Crown 34.5°Girdle: STK-THKPavilion 36.1°Culet: NoneDepth 68.7%

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 30
Current: HK$28,245 HKD|Low: HK$5,288 HKD|High: HK$40,798 HKD|Avg: HK$16,319 HKD|-30.8%
Brilliant Earth
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 31, 2026
Retailer 15HK$5,288 HKD
Retailer 8HK$5,837 HKD
Retailer 12HK$6,669 HKD
Retailer 3HK$8,850 HKD
Retailer 9HK$9,024 HKD
Retailer 2HK$9,268 HKD
Retailer 11HK$9,916 HKD
Retailer 13HK$11,070 HKD
Retailer 5HK$13,024 HKD
Retailer 16HK$16,740 HKD
Retailer 4HK$18,382 HKD
Retailer 14HK$18,669 HKD
Retailer 6HK$19,252 HKD
Retailer 7HK$23,184 HKD
Retailer 10HK$25,189 HKD
Brilliant EarthHK$28,245 HKD

31 data points across 16 retailers

16 retailersHK$5,288 HKD to HK$28,245 HKD

A
Cheapest Retailer
-
HK$5,288 HKD
$674 USD
Final sale: no returns
Retailer 2
-
HK$5,837 HKD
$744 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
HK$6,669 HKD
$850 USD
View
A
Retailer 4
-
HK$8,850 HKD
$1,128 USD
View
A
Retailer 5
-
HK$9,024 HKD
£906 GBP
View
A
Retailer 6
-
HK$9,268 HKD
€1,125 EUR
View
A
Retailer 7
-
HK$9,916 HKD
ZAR 20,419 ZAR
View
A
Retailer 8
-
HK$11,070 HKD
$1,411 USD
View
A
Retailer 9
-
HK$13,024 HKD
$1,660 USD
View
B+
Retailer 10
-
HK$16,740 HKD
£1,680 GBP
View
B+
Retailer 11
-
HK$18,382 HKD
$2,343 USD
View
B+
Retailer 12
-
HK$18,669 HKD
$2,380 USD
View
B+
Retailer 13
-
HK$19,252 HKD
SGD 3,316 SGD
View
Retailer 14
-
HK$23,184 HKD
$2,955 USD
View
Price last confirmed 10 days ago
B
Retailer 15
-
HK$25,189 HKD
£2,528 GBP
View
Most Expensive
B
Brilliant Earth
21589828A · Oct 31
HK$28,245 HKD
$3,600 USD
View
15 more retailers have this diamond
Prices start from HK$5,288 HKDSave up to HK$22,957 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
1.74ct Cushion
HK$5,288 HKD