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Radiant|Lab Grown|IGI

1.51ct F VS2 Radiant Lab Grown Diamond

VG • F/VS2 • IGI LG771602456

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

Certificate IGI LG771602456

Diamond specifications and retailer prices

From HK$1,522 HKD
As of November 4, 2026
Save HK$10,403 HKD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$11,925 HKD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG771602456 or 771602456. Listed at 18 retailers as of November 4, 2026, with prices from HK$1,522 to HK$11,925, a HK$10,403 spread on the same certified stone. Brilliant Earth lists it at HK$11,925. 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

1.51
Carat
F
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.8°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771602456
Dimensions7.78 × 5.59 × 3.81 mm
L/W Ratio1.39
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.78 mm5.59 mm1.51 ctF / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771602456
Side View
Table 66.0%Crown 46.8°Girdle: THK-VTKPavilion 34.6°Culet: NoneDepth 68.1%

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 4
Current: HK$11,925 HKD|Low: HK$1,483 HKD|High: HK$13,651 HKD|Avg: HK$4,948 HKD|-12.6%
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
November 5, 2026
Retailer 3HK$1,522 HKD
Retailer 18HK$1,702 HKD
Retailer 14HK$1,773 HKD
Retailer 6HK$1,891 HKD
Retailer 10HK$1,906 HKD
Retailer 8HK$3,311 HKD
Retailer 2HK$3,413 HKD
Retailer 9HK$3,758 HKD
Retailer 17HK$4,495 HKD
Retailer 13HK$4,927 HKD
Retailer 15HK$6,080 HKD
Retailer 4HK$6,158 HKD
Retailer 5HK$6,496 HKD
Retailer 7HK$6,504 HKD
Retailer 12HK$6,629 HKD
Retailer 16HK$7,869 HKD
Retailer 11HK$8,810 HKD
Brilliant EarthHK$11,925 HKD

33 data points across 18 retailers

18 retailersHK$1,522 HKD to HK$11,925 HKD

A
Cheapest Retailer
-
HK$1,522 HKD
A
Retailer 2
-
HK$1,702 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$1,773 HKD
View
A
Retailer 4
-
HK$1,891 HKD
View
Retailer 5
-
HK$1,906 HKD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
HK$3,311 HKD
View
A
Retailer 7
-
HK$3,413 HKD
View
A
Retailer 8
-
HK$3,758 HKD
View
A
Retailer 9
-
HK$4,495 HKD
View
B+
Retailer 10
-
HK$4,927 HKD
View
B+
Retailer 11
-
HK$6,080 HKD
View
B+
Retailer 12
-
HK$6,158 HKD
View
B+
Retailer 13
-
HK$6,496 HKD
View
Retailer 14
-
HK$6,504 HKD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
HK$6,629 HKD
View
B
Retailer 16
-
HK$7,869 HKD
View
B
Retailer 17
-
HK$8,810 HKD
View
Most Expensive
B
Brilliant Earth
21496719A · Nov 5
HK$11,925 HKD
$1,520 USD
View
17 more retailers have this diamond
Prices start from HK$1,522 HKDSave up to HK$10,403 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
1.51ct Radiant
HK$1,522 HKD