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Princess|Lab Grown|IGI

2.57ct E IF Princess Lab Grown Diamond

GD • E/IF • IGI LG687509383

Shape and cutting style on the report: Princess cut

Certificate IGI LG687509383

Diamond specifications and retailer prices

From HK$22,625 HKD
$2,884 USD
As of October 27, 2026
3 retailers carry this diamond
Most expensive: HK$24,151 HKD at Flawless Fine Jewelry · As of September 21, 2026
View at Flawless Fine Jewelry

About this 2.57ct lab-grown princess diamond

This 2.57ct lab-grown princess sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a standard cut grade and certified by IGI LG687509383 or 687509383. Listed at 3 retailers as of October 27, 2026. 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
E
Colour
IF
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687509383
Dimensions7.42 × 7.32 × 5.26 mm
L/W Ratio1.01
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
7.42 mm7.32 mm2.57 ctE / IF
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687509383
Side View
Table 67.0%Crown 44.1°Girdle: MediumPavilion 37.2°Culet: NoneDepth 71.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: HK$24,151 HKD|Low: HK$8,426 HKD|High: HK$40,716 HKD|Avg: HK$22,379 HKD|+3.1%
Flawless Fine Jewelry
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
September 22, 2026
Retailer 9HK$10,826 HKD
Retailer 14HK$13,117 HKD
Retailer 13HK$13,398 HKD
Retailer 8HK$16,252 HKD
Retailer 15HK$18,005 HKD
Retailer 7HK$20,672 HKD
Retailer 16HK$21,213 HKD
Retailer 12HK$22,411 HKD
Retailer 10HK$22,625 HKD
Retailer 5HK$22,984 HKD
Flawless Fine JewelryHK$24,151 HKD
Retailer 4HK$28,364 HKD
Retailer 11HK$28,752 HKD
Retailer 2HK$29,601 HKD
Retailer 3HK$30,381 HKD
Retailer 6HK$40,716 HKD

8 data points across 16 retailers

3 retailers

A
Retailer 1
-
HK$22,411 HKD
$2,857 USD
Price last confirmed 33 days ago
A
Retailer 2
-
HK$22,625 HKD
$2,884 USD
View
Final sale: no returns
Most Expensive
B+
Flawless Fine Jewelry
D1D7EED52 · Sep 21
HK$24,151 HKD
£2,424 GBP
View
Price last confirmed 38 days ago
2 more retailers have this diamond
Prices start from HK$22,625 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 Princess
HK$22,625 HKD