CaratHunter
Plans
Radiant|Lab Grown|IGI

1.51ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG826677715

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

Certificate IGI LG826677715

Diamond specifications and retailer prices

From HK$1,616 HKD
As of November 4, 2026
Save HK$10,309 HKD (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$11,925 HKD at Brilliant Earth · As of November 4, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826677715 or 826677715. Listed at 20 retailers as of November 4, 2026, with prices from HK$1,616 to HK$11,925, a HK$10,309 spread on the same certified stone. Brilliant Earth lists it at HK$11,925. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826677715
Dimensions7.92 × 5.71 × 3.85 mm
L/W Ratio1.39
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.92 mm5.71 mm1.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826677715
Side View
Table 66.0%Crown 45.1°Girdle: MED-STKPavilion 34.8°Culet: NoneDepth 67.4%

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$1,553 HKD|High: HK$15,220 HKD|Avg: HK$5,576 HKD|-21.6%
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$1,616 HKD
Retailer 4HK$2,001 HKD
Retailer 9HK$2,001 HKD
Retailer 18HK$2,707 HKD
Retailer 16HK$3,366 HKD
Retailer 15HK$3,452 HKD
Retailer 2HK$3,648 HKD
Retailer 6HK$3,978 HKD
Retailer 14HK$4,660 HKD
Retailer 10HK$6,002 HKD
Retailer 5HK$6,441 HKD
Retailer 17HK$6,464 HKD
Retailer 12HK$6,668 HKD
Retailer 7HK$6,857 HKD
Retailer 8HK$8,120 HKD
Retailer 13HK$8,151 HKD
Retailer 11HK$9,328 HKD
Brilliant EarthHK$11,925 HKD

39 data points across 18 retailers

20 retailersHK$1,616 HKD to HK$11,925 HKD

A
Cheapest Retailer
-
HK$1,616 HKD
Retailer 2
-
HK$1,914 HKD
View
Price last confirmed 39 days ago
Retailer 3
-
HK$2,001 HKD
View
Price last confirmed 11 days ago
A
Retailer 4
-
HK$2,001 HKD
View
Retailer 5
-
HK$2,024 HKD
View
Price last confirmed 37 days ago
B+
Retailer 6
-
HK$2,707 HKD
View
A
Retailer 7
-
HK$3,366 HKD
View
A
Retailer 8
-
HK$3,452 HKD
View
A
Retailer 9
-
HK$3,648 HKD
View
A
Retailer 10
-
HK$3,978 HKD
View
A
Retailer 11
-
HK$4,660 HKD
View
B+
Retailer 12
-
HK$6,002 HKD
View
B+
Retailer 13
-
HK$6,441 HKD
View
B+
Retailer 14
-
HK$6,464 HKD
View
B+
Retailer 15
-
HK$6,668 HKD
View
B+
Retailer 16
-
HK$6,857 HKD
View
Retailer 17
-
HK$8,120 HKD
View
Price last confirmed 28 days ago
B
Retailer 18
-
HK$8,151 HKD
View
B
Retailer 19
-
HK$9,328 HKD
View
Most Expensive
B
Brilliant Earth
21053331A · Nov 4
HK$11,925 HKD
$1,520 USD
View
19 more retailers have this diamond
Prices start from HK$1,616 HKDSave up to HK$10,309 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$1,616 HKD