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Marquise|Lab Grown|IGI

2.57ct D IF Marquise Lab Grown Diamond

VG • D/IF • IGI LG762544476

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG762544476

Diamond specifications and retailer prices

From HK$21,521 HKD
$2,743 USD
As of November 2, 2026
Save HK$84,158 HKD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$105,679 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 2.57ct lab-grown marquise diamond

This 2.57ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG762544476 or 762544476. Listed at 14 retailers as of October 31, 2026, with prices from HK$21,521 to HK$105,679, a HK$84,158 spread on the same certified stone. Taylor and Hart lists it at HK$105,679. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.57
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762544476
Dimensions14.28 × 7.24 × 4.44 mm
L/W Ratio1.97
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
14.28 mm7.24 mm2.57 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762544476
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.3%

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$40,174 HKD|Low: HK$21,521 HKD|High: HK$87,230 HKD|Avg: HK$53,097 HKD|-0.3%
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
November 2, 2026
Retailer 2HK$21,521 HKD
Retailer 3HK$26,974 HKD
Retailer 11HK$36,522 HKD
Retailer 5HK$39,767 HKD
Retailer 1HK$40,174 HKD
Retailer 12HK$45,756 HKD
Retailer 8HK$48,703 HKD
Retailer 10HK$51,860 HKD
Retailer 13HK$68,972 HKD
Retailer 9HK$76,833 HKD
Retailer 7HK$77,781 HKD
Retailer 4HK$79,847 HKD
Retailer 6HK$85,940 HKD

44 data points across 13 retailers

14 retailersHK$21,521 HKD to HK$105,679 HKD

A
Cheapest Retailer
-
HK$21,521 HKD
$2,743 USD
A
Retailer 2
-
HK$26,974 HKD
$3,438 USD
View
B+
Retailer 3
-
HK$36,522 HKD
$4,655 USD
View
B+
Retailer 4
-
HK$37,760 HKD
View
B+
Retailer 5
-
HK$40,174 HKD
£4,032 GBP
View
B+
Retailer 6
-
HK$45,756 HKD
$5,832 USD
View
B+
Retailer 7
-
HK$48,703 HKD
€5,912 EUR
View
B+
Retailer 8
-
HK$51,860 HKD
$6,610 USD
View
B
Retailer 9
-
HK$68,972 HKD
$8,791 USD
View
B
Retailer 10
-
HK$76,833 HKD
£7,711 GBP
View
B
Retailer 11
-
HK$77,781 HKD
ZAR 160,159 ZAR
View
Retailer 12
-
HK$79,847 HKD
$10,177 USD
View
Price last confirmed 9 days ago
B
Retailer 13
-
HK$85,940 HKD
A$16,852 AUD
View
Most Expensive
B
Taylor and Hart
FRALQFE · Oct 31
HK$105,679 HKD
$13,470 USD
View
13 more retailers have this diamond
Prices start from HK$21,521 HKDSave up to HK$84,158 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
2.57ct Marquise
HK$21,521 HKD