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Round|Lab Grown|IGI

2.51ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG807625504

Shape and cutting style on the report: Round brilliant

Certificate IGI LG807625504

Diamond specifications and retailer prices

From HK$11,776 HKD
$1,501 USD
As of October 29, 2026
Save HK$67,544 HKD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$79,320 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 LG807625504 or 807625504. Listed at 22 retailers as of October 29, 2026, with prices from HK$11,776 to HK$79,320, a HK$67,544 spread on the same certified stone. Brilliant Earth lists it at HK$79,320. 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 angle33.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807625504
Dimensions8.73 × 8.81 × 5.31 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
8.73 mm8.81 mm2.51 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807625504
Side View
Table 59.0%Crown 33.1°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.6%

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$79,320 HKD|Low: HK$11,306 HKD|High: HK$79,320 HKD|Avg: HK$25,376 HKD
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
November 1, 2026
Retailer 15HK$11,776 HKD
Retailer 14HK$12,812 HKD
Retailer 8HK$13,181 HKD
Retailer 9HK$13,659 HKD
Retailer 6HK$15,150 HKD
Retailer 17HK$16,515 HKD
Retailer 13HK$17,992 HKD
Retailer 2HK$19,059 HKD
Retailer 3HK$19,536 HKD
Retailer 7HK$22,031 HKD
Retailer 10HK$23,404 HKD
Retailer 16HK$25,608 HKD
Retailer 4HK$35,078 HKD
Retailer 11HK$35,247 HKD
Retailer 12HK$39,228 HKD
Retailer 5HK$45,674 HKD
Brilliant EarthHK$79,320 HKD

44 data points across 17 retailers

22 retailersHK$11,776 HKD to HK$79,320 HKD

A
Cheapest Retailer
-
HK$11,776 HKD
$1,501 USD
A
Retailer 2
-
HK$12,812 HKD
$1,633 USD
View
A
Retailer 3
-
HK$13,181 HKD
$1,680 USD
View
Final sale: no returns
Retailer 4
-
HK$13,471 HKD
$1,717 USD
View
Price last confirmed 34 days ago
Retailer 5
-
HK$13,659 HKD
$1,741 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
HK$15,150 HKD
$1,931 USD
View
A
Retailer 7
-
HK$16,507 HKD
$2,104 USD
View
B+
Retailer 8
-
HK$16,515 HKD
$2,105 USD
View
B+
Retailer 9
-
HK$17,992 HKD
A$3,528 AUD
View
B+
Retailer 10
-
HK$19,059 HKD
£1,913 GBP
View
B+
Retailer 11
-
HK$19,536 HKD
$2,490 USD
View
B+
Retailer 12
-
HK$22,031 HKD
$2,808 USD
View
B+
Retailer 13
-
HK$23,404 HKD
€2,841 EUR
View
B+
Retailer 14
-
HK$25,608 HKD
$3,264 USD
View
B+
Retailer 15
-
HK$35,078 HKD
$4,471 USD
View
B+
Retailer 16
-
HK$35,247 HKD
ZAR 72,578 ZAR
View
B
Retailer 17
-
HK$36,820 HKD
$4,693 USD
View
B+
Retailer 18
-
HK$39,228 HKD
£3,937 GBP
View
B
Retailer 19
-
HK$41,939 HKD
$5,345 USD
View
B
Retailer 20
-
HK$45,674 HKD
SGD 7,867 SGD
View
B
Retailer 21
-
HK$48,041 HKD
$6,123 USD
View
Most Expensive
B
Brilliant Earth
20674691A · Oct 31
HK$79,320 HKD
$10,110 USD
View
21 more retailers have this diamond
Prices start from HK$11,776 HKDSave up to HK$67,544 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$11,776 HKD