CaratHunter
Plans
Oval|Lab Grown|IGI

2.51ct F SI1 Oval Lab Grown Diamond

VG • F/SI1 • IGI LG722510858

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG722510858

Diamond specifications and retailer prices

From HK$2,448 HKD
$312 USD
As of November 1, 2026
Save HK$14,656 HKD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$17,104 HKD at Brilliant Earth · As of November 1, 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 F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG722510858 or 722510858. Listed at 17 retailers as of November 1, 2026, with prices from HK$2,448 to HK$17,104, a HK$14,656 spread on the same certified stone. Brilliant Earth lists it at HK$17,104. 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

2.51
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG722510858
Dimensions11.59 × 7.67 × 4.19 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.59 mm7.67 mm2.51 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG722510858
Side View
Table 58.0%Crown 33.9°Girdle: MED-STKPavilion 34.8°Culet: NoneDepth 54.6%

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: Nov 1
Current: HK$17,104 HKD|Low: HK$2,448 HKD|High: HK$17,653 HKD|Avg: HK$7,455 HKD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 8HK$2,448 HKD
Retailer 3HK$2,746 HKD
Retailer 9HK$3,036 HKD
Retailer 5HK$4,237 HKD
Retailer 10HK$4,951 HKD
Retailer 2HK$5,365 HKD
Retailer 11HK$5,963 HKD
Retailer 7HK$7,500 HKD
Retailer 4HK$12,176 HKD
Retailer 6HK$14,083 HKD
Brilliant EarthHK$17,104 HKD

42 data points across 11 retailers

17 retailersHK$2,448 HKD to HK$17,104 HKD

A
Cheapest Retailer
-
HK$2,448 HKD
$312 USD
A
Retailer 2
-
HK$2,746 HKD
$350 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,840 HKD
$362 USD
View
A
Retailer 4
-
HK$3,036 HKD
$387 USD
View
Retailer 5
-
HK$3,036 HKD
$387 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
HK$4,237 HKD
$540 USD
View
B+
Retailer 7
-
HK$4,951 HKD
$631 USD
View
A
Retailer 8
-
HK$5,365 HKD
£538 GBP
View
B+
Retailer 9
-
HK$5,963 HKD
$760 USD
View
B+
Retailer 10
-
HK$6,135 HKD
$782 USD
View
B
Retailer 11
-
HK$7,500 HKD
$956 USD
View
Retailer 12
-
HK$8,167 HKD
$1,041 USD
View
Price last confirmed 34 days ago
B
Retailer 13
-
HK$9,760 HKD
$1,244 USD
View
B
Retailer 14
-
HK$10,126 HKD
$1,291 USD
View
B
Retailer 15
-
HK$12,176 HKD
£1,222 GBP
View
B
Retailer 16
-
HK$14,083 HKD
$1,795 USD
View
Most Expensive
B
Brilliant Earth
15303516A · Nov 1
HK$17,104 HKD
$2,180 USD
View
16 more retailers have this diamond
Prices start from HK$2,448 HKDSave up to HK$14,656 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$2,448 HKD