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Radiant|Lab Grown|IGI

1.51ct G VVS1 Radiant Lab Grown Diamond

ID • G/VVS1 • IGI LG687542065

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

Certificate IGI LG687542065

Diamond specifications and retailer prices

From HK$2,100 HKD
As of November 6, 2026
Save HK$10,204 HKD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$12,305 HKD at Brilliant Earth · As of November 6, 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 G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG687542065 or 687542065. Listed at 9 retailers as of November 6, 2026, with prices from HK$2,100 to HK$12,305, a HK$10,204 spread on the same certified stone. Brilliant Earth lists it at HK$12,305. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687542065
Dimensions8.23 × 5.76 × 3.69 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.23 mm5.76 mm1.51 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687542065
Side View
Table 66.0%Crown 41.8°Girdle: MediumPavilion 33.7°Culet: NoneDepth 64.1%

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 6
Current: HK$12,305 HKD|Low: HK$1,536 HKD|High: HK$12,775 HKD|Avg: HK$5,693 HKD|-3.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 6HK$2,100 HKD
Retailer 5HK$3,198 HKD
Retailer 4HK$3,245 HKD
Retailer 2HK$4,060 HKD
Retailer 11HK$4,757 HKD
Retailer 8HK$4,859 HKD
Retailer 9HK$5,008 HKD
Retailer 10HK$5,706 HKD
Retailer 7HK$8,629 HKD
Retailer 3HK$9,381 HKD
Brilliant EarthHK$12,305 HKD

12 data points across 11 retailers

9 retailersHK$2,100 HKD to HK$12,305 HKD

A
Cheapest Retailer
-
HK$2,100 HKD
Final sale: no returns
B+
Retailer 2
-
HK$3,198 HKD
View
A
Retailer 3
-
HK$3,245 HKD
View
A
Retailer 4
-
HK$4,060 HKD
View
A
Retailer 5
-
HK$4,859 HKD
View
B+
Retailer 6
-
HK$5,008 HKD
View
Retailer 7
-
HK$5,173 HKD
View
Price last confirmed 12 days ago
B
Retailer 8
-
HK$8,629 HKD
View
Most Expensive
B
Brilliant Earth
13797623A · Nov 6
HK$12,305 HKD
$1,570 USD
View
8 more retailers have this diamond
Prices start from HK$2,100 HKDSave up to HK$10,204 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$2,100 HKD