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Marquise|Lab Grown|IGI

1.54ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG818654174

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818654174

Diamond specifications and retailer prices

From HK$5,900 HKD
$752 USD
As of October 30, 2026
Save HK$29,484 HKD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$35,384 HKD at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.54ct lab-grown marquise diamond

This 1.54ct lab-grown marquise 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 LG818654174 or 818654174. Listed at 21 retailers as of October 30, 2026, with prices from HK$5,900 to HK$35,384, a HK$29,484 spread on the same certified stone. With Clarity lists it at HK$35,384. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654174
Dimensions11.50 × 6.05 × 3.86 mm
L/W Ratio1.90
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
11.50 mm6.05 mm1.54 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654174
Side View
Table 57.0%Crown 33.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.8%

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$10,994 HKD|Low: HK$5,900 HKD|High: HK$36,639 HKD|Avg: HK$17,069 HKD|-17.5%
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
Retailer 17
Retailer 18
Retailer 19
With Clarity
October 31, 2026
Retailer 7HK$5,900 HKD
Retailer 3HK$6,418 HKD
Retailer 9HK$6,841 HKD
Retailer 17HK$6,943 HKD
Retailer 4HK$8,238 HKD
Retailer 5HK$9,470 HKD
Retailer 1HK$10,994 HKD
Retailer 8HK$11,086 HKD
Retailer 16HK$11,352 HKD
Retailer 14HK$12,582 HKD
Retailer 2HK$14,813 HKD
Retailer 10HK$19,246 HKD
Retailer 6HK$21,283 HKD
Retailer 15HK$22,415 HKD
Retailer 11HK$23,616 HKD
Retailer 18HK$24,913 HKD
Retailer 19HK$25,969 HKD
Retailer 13HK$27,022 HKD
Retailer 12HK$28,480 HKD
With ClarityHK$35,384 HKD

32 data points across 20 retailers

21 retailersHK$5,900 HKD to HK$35,384 HKD

A
Cheapest Retailer
-
HK$5,900 HKD
$752 USD
A
Retailer 2
-
HK$6,418 HKD
$818 USD
View
A
Retailer 3
-
HK$6,841 HKD
$872 USD
View
Retailer 4
-
HK$6,841 HKD
$872 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
HK$6,943 HKD
$885 USD
View
Final sale: no returns
A
Retailer 6
-
HK$8,238 HKD
$1,050 USD
View
A
Retailer 7
-
HK$9,470 HKD
$1,207 USD
View
A
Retailer 8
-
HK$10,994 HKD
£1,103 GBP
View
A
Retailer 9
-
HK$11,086 HKD
$1,413 USD
View
A
Retailer 10
-
HK$11,352 HKD
€1,378 EUR
View
A
Retailer 11
-
HK$12,582 HKD
ZAR 25,907 ZAR
View
B+
Retailer 12
-
HK$14,813 HKD
$1,888 USD
View
B+
Retailer 13
-
HK$19,246 HKD
$2,453 USD
View
B
Retailer 14
-
HK$21,283 HKD
£2,136 GBP
View
B+
Retailer 15
-
HK$22,415 HKD
$2,857 USD
View
B
Retailer 16
-
HK$23,616 HKD
$3,010 USD
View
B+
Retailer 17
-
HK$24,913 HKD
SGD 4,291 SGD
View
B+
Retailer 18
-
HK$25,969 HKD
$3,310 USD
View
B+
Retailer 19
-
HK$27,022 HKD
£2,712 GBP
View
B
Retailer 20
-
HK$28,480 HKD
$3,630 USD
View
Most Expensive
B
With Clarity
818654174 · Oct 31
HK$35,384 HKD
$4,510 USD
View
20 more retailers have this diamond
Prices start from HK$5,900 HKDSave up to HK$29,484 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
1.54ct Marquise
HK$5,900 HKD