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Round|Lab Grown|IGI

2.51ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG799648016

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799648016

Diamond specifications and retailer prices

From HK$7,234 HKD
$922 USD
As of October 29, 2026
Save HK$44,862 HKD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$52,095 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799648016 or 799648016. Listed at 23 retailers as of October 29, 2026, with prices from HK$7,234 to HK$52,095, a HK$44,862 spread on the same certified stone. Brilliant Earth lists it at HK$52,095. 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

2.51
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799648016
Dimensions8.74 × 8.69 × 5.33 mm
L/W Ratio1.01
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
8.74 mm8.69 mm2.51 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799648016
Side View
Table 59.0%Crown 34.9°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.2%

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: Oct 29
Current: HK$52,095 HKD|Low: HK$7,234 HKD|High: HK$78,928 HKD|Avg: HK$19,780 HKD|-34.0%
Brilliant Earth
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
Retailer 18
Retailer 19
November 1, 2026
Retailer 8HK$7,234 HKD
Retailer 4HK$7,869 HKD
Retailer 15HK$8,371 HKD
Retailer 11HK$8,913 HKD
Retailer 18HK$9,768 HKD
Retailer 9HK$10,356 HKD
Retailer 2HK$12,881 HKD
Retailer 7HK$13,455 HKD
Retailer 12HK$14,120 HKD
Retailer 19HK$14,985 HKD
Retailer 13HK$18,673 HKD
Retailer 16HK$21,650 HKD
Retailer 3HK$23,592 HKD
Retailer 14HK$26,393 HKD
Retailer 17HK$28,607 HKD
Retailer 10HK$29,177 HKD
Retailer 5HK$29,795 HKD
Retailer 6HK$31,995 HKD
Brilliant EarthHK$52,095 HKD

23 data points across 19 retailers

23 retailersHK$7,234 HKD to HK$52,095 HKD

A
Cheapest Retailer
-
HK$7,234 HKD
$922 USD
A
Retailer 2
-
HK$7,869 HKD
$1,003 USD
View
A
Retailer 3
-
HK$8,371 HKD
$1,067 USD
View
Final sale: no returns
Retailer 4
-
HK$8,913 HKD
$1,136 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
HK$9,768 HKD
$1,245 USD
View
Retailer 6
-
HK$10,074 HKD
$1,284 USD
View
Price last confirmed 34 days ago
A
Retailer 7
-
HK$10,356 HKD
$1,320 USD
View
A
Retailer 8
-
HK$12,881 HKD
£1,293 GBP
View
A
Retailer 9
-
HK$13,455 HKD
$1,715 USD
View
A
Retailer 10
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HK$14,120 HKD
€1,714 EUR
View
A
Retailer 11
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HK$14,985 HKD
$1,910 USD
View
Retailer 12
-
HK$18,139 HKD
$2,312 USD
View
Price last confirmed 29 days ago
B+
Retailer 13
-
HK$18,673 HKD
$2,380 USD
View
B+
Retailer 14
-
HK$21,650 HKD
ZAR 44,580 ZAR
View
B+
Retailer 15
-
HK$23,592 HKD
$3,007 USD
View
B+
Retailer 16
-
HK$25,867 HKD
$3,297 USD
View
B+
Retailer 17
-
HK$26,393 HKD
$3,364 USD
View
B+
Retailer 18
-
HK$28,607 HKD
£2,871 GBP
View
B+
Retailer 19
-
HK$29,177 HKD
$3,719 USD
View
B+
Retailer 20
-
HK$29,795 HKD
SGD 5,132 SGD
View
B+
Retailer 21
-
HK$31,995 HKD
$4,078 USD
View
Retailer 22
-
HK$46,760 HKD
$5,960 USD
View
Price last confirmed 17 days ago
Most Expensive
B
Brilliant Earth
21420809A · Oct 31
HK$52,095 HKD
$6,640 USD
View
22 more retailers have this diamond
Prices start from HK$7,234 HKDSave up to HK$44,862 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
2.51ct Round
HK$7,234 HKD