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Marquise|Lab Grown|IGI

2.56ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG842621091

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842621091

Diamond specifications and retailer prices

From HK$17,880 HKD
$2,279 USD
As of November 2, 2026
Save HK$87,174 HKD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$105,054 HKD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 2.56ct lab-grown marquise diamond

This 2.56ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG842621091 or 842621091. Listed at 11 retailers as of November 2, 2026, with prices from HK$17,880 to HK$105,054, a HK$87,174 spread on the same certified stone. Do Amore Diamonds lists it at HK$105,054. 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

2.56
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842621091
Dimensions13.55 × 7.22 × 4.49 mm
L/W Ratio1.88
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
13.55 mm7.22 mm2.56 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842621091
Side View
Table 57.0%Crown 36.1°Girdle: MED-STKPavilion 38.3°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: Nov 2
Current: HK$105,054 HKD|Low: HK$13,848 HKD|High: HK$107,408 HKD|Avg: HK$36,022 HKD|+32.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 11HK$17,880 HKD
Retailer 9HK$19,026 HKD
Retailer 7HK$27,735 HKD
Retailer 8HK$29,084 HKD
Retailer 6HK$31,683 HKD
Retailer 2HK$33,266 HKD
Retailer 3HK$44,407 HKD
Retailer 4HK$46,407 HKD
Retailer 10HK$53,024 HKD
Retailer 5HK$78,592 HKD
Do Amore DiamondsHK$105,054 HKD

15 data points across 11 retailers

11 retailersHK$17,880 HKD to HK$105,054 HKD

A
Cheapest Retailer
-
HK$17,880 HKD
$2,279 USD
A
Retailer 2
-
HK$19,026 HKD
$2,425 USD
View
A
Retailer 3
-
HK$27,735 HKD
$3,535 USD
View
A
Retailer 4
-
HK$29,084 HKD
$3,707 USD
View
B+
Retailer 5
-
HK$31,683 HKD
€3,846 EUR
View
A
Retailer 6
-
HK$33,266 HKD
$4,240 USD
View
B+
Retailer 7
-
HK$44,407 HKD
$5,660 USD
View
B+
Retailer 8
-
HK$46,407 HKD
A$9,100 AUD
View
Retailer 9
-
HK$53,024 HKD
$6,758 USD
View
Price last confirmed 9 days ago
B
Retailer 10
-
HK$78,592 HKD
A$15,411 AUD
View
Most Expensive
B
Do Amore Diamonds
27-BB0C4198E · Nov 2
HK$105,054 HKD
$13,390 USD
View
10 more retailers have this diamond
Prices start from HK$17,880 HKDSave up to HK$87,174 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
2.56ct Marquise
HK$17,880 HKD