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Marquise|Lab Grown|IGI

5.25ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG754563791

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754563791

Diamond specifications and retailer prices

From HK$176,999 HKD
$22,560 USD
As of October 28, 2026
Save HK$198,277 HKD (53%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: HK$375,276 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 5.25ct lab-grown marquise diamond

This 5.25ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754563791 or 754563791. Listed at 28 retailers as of October 28, 2026, with prices from HK$176,999 to HK$375,276, a HK$198,277 spread on the same certified stone. MOH London lists it at HK$375,276. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.25
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754563791
Dimensions17.60 × 9.08 × 5.65 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
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
17.60 mm9.08 mm5.25 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754563791
Side View
Table 62.0%Crown 35.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.2%

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 28
Current: HK$375,276 HKD|Low: HK$161,839 HKD|High: HK$1,084,573 HKD|Avg: HK$384,716 HKD|+0.5%
MOH London
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 29, 2026
Retailer 14HK$176,999 HKD
Retailer 8HK$202,084 HKD
Retailer 5HK$209,402 HKD
Retailer 4HK$235,795 HKD
Retailer 16HK$250,388 HKD
Retailer 9HK$257,825 HKD
Retailer 10HK$264,016 HKD
Retailer 2HK$280,429 HKD
Retailer 15HK$286,156 HKD
Retailer 11HK$297,410 HKD
Retailer 18HK$332,037 HKD
Retailer 17HK$363,774 HKD
MOH LondonHK$375,276 HKD
Retailer 6HK$415,979 HKD
Retailer 12HK$497,451 HKD
Retailer 13HK$593,442 HKD
Retailer 7HK$815,561 HKD
Retailer 3HK$1,084,573 HKD

31 data points across 18 retailers

28 retailersHK$176,999 HKD to HK$375,276 HKD

A
Cheapest Retailer
-
HK$176,999 HKD
$22,560 USD
A
Retailer 2
-
HK$209,402 HKD
$26,690 USD
View
B+
Retailer 3
-
HK$226,843 HKD
$28,913 USD
View
Retailer 4
-
HK$226,843 HKD
$28,913 USD
View
Price last confirmed 31 days ago
Retailer 5
-
HK$226,843 HKD
$28,913 USD
View
Price last confirmed 21 days ago
B+
Retailer 6
-
HK$235,795 HKD
$30,054 USD
View
B+
Retailer 7
-
HK$250,388 HKD
$31,914 USD
View
Retailer 8
-
HK$250,388 HKD
$31,914 USD
View
Price last confirmed 23 days ago
Retailer 9
-
HK$250,388 HKD
$31,914 USD
View
Price last confirmed 31 days ago
Retailer 10
-
HK$252,388 HKD
$32,169 USD
View
Price last confirmed 32 days ago
B+
Retailer 11
-
HK$257,825 HKD
$32,862 USD
View
B+
Retailer 12
-
HK$264,016 HKD
$33,651 USD
View
B+
Retailer 13
-
HK$280,429 HKD
$35,743 USD
View
Final sale: no returns
B+
Retailer 14
-
HK$286,156 HKD
$36,473 USD
View
Retailer 15
-
HK$286,447 HKD
$36,510 USD
View
Price last confirmed 32 days ago
Retailer 16
-
HK$290,448 HKD
$37,020 USD
View
Price last confirmed 28 days ago
Retailer 17
-
HK$290,448 HKD
$37,020 USD
View
Price last confirmed 21 days ago
B+
Retailer 18
-
HK$297,410 HKD
£29,848 GBP
View
Retailer 19
-
HK$332,037 HKD
A$65,109 AUD
View
Price last confirmed 30 days ago
B
Retailer 20
-
HK$363,774 HKD
$46,366 USD
View
Most Expensive
B
MOH London
LG754563791 · Oct 29
HK$375,276 HKD
£37,663 GBP
View
20 more retailers have this diamond
Prices start from HK$176,999 HKDSave up to HK$198,277 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
5.25ct Marquise
HK$176,999 HKD