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Marquise|Lab Grown|IGI

2.56ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG771601086

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG771601086

Diamond specifications and retailer prices

From HK$32,081 HKD
$4,089 USD
As of November 2, 2026
Save HK$87,414 HKD (73%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$164,059 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 LG771601086 or 771601086. Listed at 18 retailers as of November 1, 2026, with a 272% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771601086
Dimensions13.91 × 7.32 × 4.46 mm
L/W Ratio1.90
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
13.91 mm7.32 mm2.56 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771601086
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 60.7%

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: Nov 2
Current: HK$64,013 HKD|Low: HK$32,081 HKD|High: HK$245,492 HKD|Avg: HK$97,176 HKD|+7.5%
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
Taylor and Hart
November 2, 2026
Retailer 7HK$32,081 HKD
Retailer 4HK$39,958 HKD
Retailer 6HK$41,700 HKD
Retailer 13HK$43,230 HKD
Retailer 17HK$52,864 HKD
Retailer 10HK$58,446 HKD
Retailer 1HK$64,013 HKD
Retailer 5HK$64,687 HKD
Retailer 2HK$77,861 HKD
Retailer 14HK$78,535 HKD
Retailer 11HK$92,974 HKD
Retailer 16HK$117,096 HKD
Retailer 12HK$117,869 HKD
Retailer 9HK$119,495 HKD
Retailer 3HK$148,889 HKD
Retailer 15HK$155,157 HKD
Taylor and HartHK$164,059 HKD
Retailer 8HK$245,492 HKD

26 data points across 18 retailers

18 retailersHK$32,081 HKD to HK$119,495 HKD

A
Cheapest Retailer
-
HK$32,081 HKD
$4,089 USD
B+
Retailer 2
-
HK$39,958 HKD
$5,093 USD
View
Final sale: no returns
B+
Retailer 3
-
HK$41,700 HKD
$5,315 USD
View
B+
Retailer 4
-
HK$43,230 HKD
$5,510 USD
View
B+
Retailer 5
-
HK$52,864 HKD
$6,738 USD
View
B+
Retailer 6
-
HK$58,446 HKD
£5,866 GBP
View
B+
Retailer 7
-
HK$64,013 HKD
$8,159 USD
View
B
Retailer 8
-
HK$64,687 HKD
£6,492 GBP
View
B
Retailer 9
-
HK$77,861 HKD
$9,924 USD
View
B
Retailer 10
-
HK$78,535 HKD
$10,010 USD
View
B
Retailer 11
-
HK$92,974 HKD
£9,331 GBP
View
Retailer 12
-
HK$117,096 HKD
$14,925 USD
View
Price last confirmed 9 days ago
B
Retailer 13
-
HK$117,869 HKD
ZAR 242,705 ZAR
View
B
Retailer 14
-
HK$119,495 HKD
$15,231 USD
View
Retailer 15
-
HK$148,889 HKD
$18,977 USD
View
Price under review
Retailer 16
-
HK$155,157 HKD
$19,776 USD
View
Price under review
Most Expensive
Taylor and Hart
JEUINXG · Oct 31
HK$164,059 HKD
$20,911 USD
View
Price under review
16 more retailers have this diamond
Prices start from HK$32,081 HKDSave up to HK$87,414 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$32,081 HKD