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Cushion|Lab Grown|IGI

1.71ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG836612118

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836612118

Diamond specifications and retailer prices

From HK$5,202 HKD
$663 USD
As of October 30, 2026
Save HK$22,494 HKD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$27,695 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.71ct lab-grown cushion diamond

This 1.71ct 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 LG836612118 or 836612118. Listed at 18 retailers as of October 30, 2026, with prices from HK$5,202 to HK$27,695, a HK$22,494 spread on the same certified stone. Brilliant Earth lists it at HK$27,695. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836612118
Dimensions9.04 × 6.01 × 3.87 mm
L/W Ratio1.50
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
9.04 mm6.01 mm1.71 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836612118
Side View
Table 64.0%Crown 32.6°Girdle: MED-THKPavilion 36.7°Culet: NoneDepth 64.4%

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$27,695 HKD|Low: HK$5,202 HKD|High: HK$38,915 HKD|Avg: HK$15,829 HKD|-28.8%
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
Retailer 17
Retailer 18
October 31, 2026
Retailer 3HK$5,202 HKD
Retailer 9HK$5,743 HKD
Retailer 11HK$5,861 HKD
Retailer 14HK$6,551 HKD
Retailer 4HK$8,732 HKD
Retailer 12HK$8,869 HKD
Retailer 2HK$9,111 HKD
Retailer 13HK$9,754 HKD
Retailer 16HK$10,725 HKD
Retailer 6HK$12,804 HKD
Retailer 18HK$16,500 HKD
Retailer 5HK$18,061 HKD
Retailer 17HK$18,373 HKD
Retailer 7HK$18,933 HKD
Retailer 8HK$22,792 HKD
Retailer 15HK$24,671 HKD
Retailer 10HK$24,761 HKD
Brilliant EarthHK$27,695 HKD

28 data points across 18 retailers

18 retailersHK$5,202 HKD to HK$27,695 HKD

A
Cheapest Retailer
-
HK$5,202 HKD
$663 USD
Final sale: no returns
Retailer 2
-
HK$5,743 HKD
$732 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
HK$5,861 HKD
£588 GBP
View
A
Retailer 4
-
HK$6,551 HKD
$835 USD
View
A
Retailer 5
-
HK$8,732 HKD
$1,113 USD
View
A
Retailer 6
-
HK$8,869 HKD
£890 GBP
View
A
Retailer 7
-
HK$9,111 HKD
€1,106 EUR
View
A
Retailer 8
-
HK$9,754 HKD
ZAR 20,084 ZAR
View
A
Retailer 9
-
HK$10,725 HKD
$1,367 USD
View
A
Retailer 10
-
HK$12,804 HKD
$1,632 USD
View
B+
Retailer 11
-
HK$16,500 HKD
£1,656 GBP
View
B+
Retailer 12
-
HK$18,061 HKD
$2,302 USD
View
B+
Retailer 13
-
HK$18,373 HKD
$2,342 USD
View
B+
Retailer 14
-
HK$18,933 HKD
SGD 3,261 SGD
View
Retailer 15
-
HK$22,792 HKD
$2,905 USD
View
Price last confirmed 10 days ago
B+
Retailer 16
-
HK$24,671 HKD
£2,476 GBP
View
B
Retailer 17
-
HK$24,761 HKD
$3,156 USD
View
Most Expensive
B
Brilliant Earth
21612419A · Oct 30
HK$27,695 HKD
$3,530 USD
View
17 more retailers have this diamond
Prices start from HK$5,202 HKDSave up to HK$22,494 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
1.71ct Cushion
HK$5,202 HKD