CaratHunter
Plans
Oval|Lab Grown|IGI

2.51ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG816602709

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816602709

Diamond specifications and retailer prices

From HK$7,572 HKD
$965 USD
As of October 28, 2026
Save HK$64,694 HKD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$72,265 HKD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 2.51ct lab-grown oval diamond

This 2.51ct lab-grown oval 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 LG816602709 or 816602709. Listed at 22 retailers as of October 28, 2026, with prices from HK$7,572 to HK$72,265, a HK$64,694 spread on the same certified stone. Brilliant Earth lists it at HK$72,265. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816602709
Dimensions10.90 × 7.59 × 4.78 mm
L/W Ratio1.44
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
10.90 mm7.59 mm2.51 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816602709
Side View
Table 59.0%Crown 34.4°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 63.0%

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 28
Current: HK$72,265 HKD|Low: HK$7,572 HKD|High: HK$74,698 HKD|Avg: HK$26,908 HKD|-3.3%
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
October 30, 2026
Retailer 15HK$7,572 HKD
Retailer 4HK$11,785 HKD
Retailer 13HK$12,044 HKD
Retailer 2HK$12,055 HKD
Retailer 6HK$17,169 HKD
Retailer 16HK$20,067 HKD
Retailer 12HK$20,110 HKD
Retailer 9HK$20,229 HKD
Retailer 8HK$20,699 HKD
Retailer 14HK$23,233 HKD
Retailer 11HK$25,928 HKD
Retailer 7HK$26,068 HKD
Retailer 3HK$27,196 HKD
Retailer 10HK$29,546 HKD
Retailer 5HK$43,038 HKD
Brilliant EarthHK$72,265 HKD

33 data points across 16 retailers

22 retailersHK$7,572 HKD to HK$72,265 HKD

A
Cheapest Retailer
-
HK$7,572 HKD
$965 USD
Final sale: no returns
Retailer 2
-
HK$9,314 HKD
$1,187 USD
View
Price last confirmed 19 days ago
Retailer 3
-
HK$9,792 HKD
$1,248 USD
View
Price last confirmed 36 days ago
Retailer 4
-
HK$10,655 HKD
$1,358 USD
View
Price last confirmed 34 days ago
Retailer 5
-
HK$10,804 HKD
$1,377 USD
View
Price last confirmed 17 days ago
Retailer 6
-
HK$10,804 HKD
$1,377 USD
View
Price last confirmed 27 days ago
Retailer 7
-
HK$11,205 HKD
$1,428 USD
View
Price last confirmed 34 days ago
A
Retailer 8
-
HK$11,785 HKD
$1,502 USD
View
A
Retailer 9
-
HK$12,044 HKD
$1,535 USD
View
A
Retailer 10
-
HK$12,055 HKD
£1,210 GBP
View
B+
Retailer 11
-
HK$20,067 HKD
$2,558 USD
View
B+
Retailer 12
-
HK$20,110 HKD
$2,563 USD
View
B+
Retailer 13
-
HK$20,229 HKD
ZAR 41,649 ZAR
View
Retailer 14
-
HK$20,252 HKD
$2,581 USD
View
Price last confirmed 22 days ago
B+
Retailer 15
-
HK$20,699 HKD
$2,638 USD
View
B+
Retailer 16
-
HK$23,233 HKD
$2,961 USD
View
B+
Retailer 17
-
HK$25,928 HKD
$3,304 USD
View
Retailer 18
-
HK$26,068 HKD
£2,616 GBP
View
Price last confirmed 20 days ago
B+
Retailer 19
-
HK$27,196 HKD
$3,466 USD
View
B+
Retailer 20
-
HK$29,546 HKD
£2,965 GBP
View
B
Retailer 21
-
HK$43,038 HKD
$5,485 USD
View
Most Expensive
B
Brilliant Earth
20913147A · Oct 28
HK$72,265 HKD
$9,210 USD
View
21 more retailers have this diamond
Prices start from HK$7,572 HKDSave up to HK$64,694 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 Oval
HK$7,572 HKD