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Radiant|Lab Grown|IGI

2.57ct E FL Radiant Lab Grown Diamond

VG • E/FL • IGI LG759504178

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG759504178

Diamond specifications and retailer prices

From HK$12,318 HKD
$1,570 USD
As of October 30, 2026
Save HK$48,957 HKD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$61,275 HKD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 2.57ct lab-grown radiant diamond

This 2.57ct lab-grown radiant sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG759504178 or 759504178. Listed at 12 retailers as of October 30, 2026, with prices from HK$12,318 to HK$61,275, a HK$48,957 spread on the same certified stone. Do Amore Diamonds lists it at HK$61,275. 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
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG759504178
Dimensions9.18 × 6.75 × 4.67 mm
L/W Ratio1.36
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
9.18 mm6.75 mm2.57 ctE / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG759504178
Side View
Table 59.0%Crown 41.6°Girdle: Slightly ThickPavilion 37.2°Culet: NoneDepth 69.2%

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 30
Current: HK$61,275 HKD|Low: HK$12,318 HKD|High: HK$72,651 HKD|Avg: HK$35,257 HKD|-15.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 11HK$12,318 HKD
Retailer 8HK$12,843 HKD
Retailer 6HK$13,455 HKD
Retailer 2HK$17,802 HKD
Retailer 9HK$26,184 HKD
Retailer 12HK$26,296 HKD
Retailer 7HK$30,002 HKD
Retailer 3HK$38,646 HKD
Retailer 10HK$43,308 HKD
Retailer 4HK$46,871 HKD
Retailer 5HK$48,643 HKD
Do Amore DiamondsHK$61,275 HKD

25 data points across 12 retailers

12 retailersHK$12,318 HKD to HK$61,275 HKD

Retailer 1
-
HK$9,854 HKD
$1,256 USD
Price last confirmed 28 days ago
Retailer 2
-
HK$11,164 HKD
$1,423 USD
View
Price last confirmed 33 days ago
A
Retailer 3
-
HK$12,318 HKD
$1,570 USD
View
Final sale: no returns
A
Retailer 4
-
HK$12,843 HKD
$1,637 USD
View
A
Retailer 5
-
HK$13,455 HKD
$1,715 USD
View
A
Retailer 6
-
HK$17,802 HKD
$2,269 USD
View
Retailer 7
-
HK$24,628 HKD
$3,139 USD
View
Price last confirmed 30 days ago
B+
Retailer 8
-
HK$26,184 HKD
$3,337 USD
View
B+
Retailer 9
-
HK$30,002 HKD
£3,011 GBP
View
Retailer 10
-
HK$43,308 HKD
$5,520 USD
View
Price last confirmed 9 days ago
B
Retailer 11
-
HK$48,643 HKD
$6,200 USD
View
Most Expensive
B
Do Amore Diamonds
27-3996A3360 · Oct 30
HK$61,275 HKD
$7,810 USD
View
11 more retailers have this diamond
Prices start from HK$12,318 HKDSave up to HK$48,957 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 Radiant
HK$12,318 HKD