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Radiant|Lab Grown|IGI

1.51ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG570363588

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

Certificate IGI LG570363588

Diamond specifications and retailer prices

From HK$1,436 HKD
As of November 4, 2026
Save HK$7,771 HKD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$9,207 HKD at Flawless Fine Jewelry · As of November 4, 2026
View at Flawless Fine Jewelry

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG570363588 or 570363588. Listed at 16 retailers as of November 4, 2026, with prices from HK$1,436 to HK$9,207, a HK$7,771 spread on the same certified stone. Flawless Fine Jewelry lists it at HK$9,207. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle31.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG570363588
Dimensions7.83 × 5.80 × 3.79 mm
L/W Ratio1.35
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.83 mm5.80 mm1.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG570363588
Side View
Table 61.0%Crown 39.9°Girdle: MediumPavilion 31.6°Culet: NoneDepth 65.3%

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$9,207 HKD|Low: HK$1,373 HKD|High: HK$9,446 HKD|Avg: HK$4,207 HKD|-2.5%
Flawless Fine Jewelry
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
November 5, 2026
Retailer 13HK$1,436 HKD
Retailer 5HK$1,663 HKD
Retailer 6HK$1,781 HKD
Retailer 14HK$1,781 HKD
Retailer 8HK$2,009 HKD
Retailer 11HK$2,934 HKD
Retailer 10HK$3,068 HKD
Retailer 3HK$3,130 HKD
Retailer 4HK$3,672 HKD
Retailer 7HK$3,813 HKD
Retailer 9HK$4,143 HKD
Retailer 16HK$5,720 HKD
Retailer 12HK$6,041 HKD
Retailer 15HK$7,406 HKD
Retailer 2HK$8,285 HKD
Flawless Fine JewelryHK$9,207 HKD

30 data points across 16 retailers

16 retailersHK$1,436 HKD to HK$9,207 HKD

A
Cheapest Retailer
-
HK$1,436 HKD
A
Retailer 2
-
HK$1,663 HKD
View
Retailer 3
-
HK$1,781 HKD
View
Price last confirmed 11 days ago
A
Retailer 4
-
HK$1,781 HKD
View
A
Retailer 5
-
HK$2,009 HKD
View
A
Retailer 6
-
HK$2,934 HKD
View
A
Retailer 7
-
HK$3,068 HKD
View
B+
Retailer 8
-
HK$3,130 HKD
View
A
Retailer 9
-
HK$3,672 HKD
View
A
Retailer 10
-
HK$3,813 HKD
View
A
Retailer 11
-
HK$4,143 HKD
View
B+
Retailer 12
-
HK$5,720 HKD
View
B+
Retailer 13
-
HK$6,041 HKD
View
B+
Retailer 14
-
HK$7,406 HKD
View
B+
Retailer 15
-
HK$8,285 HKD
View
Most Expensive
B
Flawless Fine Jewelry
0EC8B8240 · Nov 4
HK$9,207 HKD
£924 GBP
View
15 more retailers have this diamond
Prices start from HK$1,436 HKDSave up to HK$7,771 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$1,436 HKD