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Radiant|Lab Grown|IGI

1.51ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG604313097

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

Certificate IGI LG604313097

Diamond specifications and retailer prices

From HK$1,475 HKD
As of November 4, 2026
Save HK$10,372 HKD (88%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: HK$11,847 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG604313097 or 604313097. Listed at 25 retailers as of November 4, 2026, with prices from HK$1,475 to HK$11,847, a HK$10,372 spread on the same certified stone. Brilliant Earth lists it at HK$11,847. 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 angle43.5°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG604313097
Dimensions5.61 × 8.38 × 3.72 mm
L/W Ratio1.49
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
5.61 mm8.38 mm1.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG604313097
Side View
Table 67.0%Crown 43.5°Girdle: MediumPavilion 35.4°Culet: NoneDepth 66.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$11,847 HKD|Low: HK$1,475 HKD|High: HK$12,632 HKD|Avg: HK$4,556 HKD|-6.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 5, 2026
Retailer 12HK$1,475 HKD
Retailer 8HK$1,648 HKD
Retailer 3HK$1,710 HKD
Retailer 2HK$1,828 HKD
Retailer 21HK$1,828 HKD
Retailer 15HK$2,126 HKD
Retailer 6HK$2,471 HKD
Retailer 7HK$2,605 HKD
Retailer 18HK$3,146 HKD
Retailer 13HK$3,272 HKD
Retailer 16HK$3,358 HKD
Retailer 4HK$3,680 HKD
Retailer 17HK$4,252 HKD
Retailer 20HK$4,362 HKD
Retailer 10HK$5,869 HKD
Retailer 9HK$6,284 HKD
Retailer 14HK$6,787 HKD
Retailer 11HK$7,595 HKD
Retailer 19HK$8,528 HKD
Retailer 5HK$9,054 HKD
Brilliant EarthHK$11,847 HKD

26 data points across 21 retailers

25 retailersHK$1,475 HKD to HK$11,847 HKD

A
Cheapest Retailer
-
HK$1,475 HKD
A
Retailer 2
-
HK$1,648 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$1,710 HKD
View
Retailer 4
-
HK$1,828 HKD
View
Price last confirmed 11 days ago
A
Retailer 5
-
HK$1,828 HKD
View
A
Retailer 6
-
HK$2,126 HKD
View
B+
Retailer 7
-
HK$2,471 HKD
View
A
Retailer 8
-
HK$2,605 HKD
View
A
Retailer 9
-
HK$3,146 HKD
View
A
Retailer 10
-
HK$3,272 HKD
View
A
Retailer 11
-
HK$3,358 HKD
View
A
Retailer 12
-
HK$3,680 HKD
View
A
Retailer 13
-
HK$4,252 HKD
View
A
Retailer 14
-
HK$4,362 HKD
View
B+
Retailer 15
-
HK$5,727 HKD
View
B+
Retailer 16
-
HK$5,869 HKD
View
B+
Retailer 17
-
HK$5,884 HKD
View
B+
Retailer 18
-
HK$6,284 HKD
View
Retailer 19
-
HK$6,787 HKD
View
Price last confirmed 8 days ago
B+
Retailer 20
-
HK$7,595 HKD
View
B+
Retailer 21
-
HK$7,822 HKD
View
B
Retailer 22
-
HK$8,528 HKD
View
B
Retailer 23
-
HK$9,054 HKD
View
B
Retailer 24
-
HK$9,329 HKD
View
Most Expensive
B
Brilliant Earth
16058388A · Nov 4
HK$11,847 HKD
$1,510 USD
View
24 more retailers have this diamond
Prices start from HK$1,475 HKDSave up to HK$10,372 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$1,475 HKD