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Radiant|Lab Grown|IGI

1.51ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG631468449

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

Certificate IGI LG631468449

Diamond specifications and retailer prices

From HK$2,016 HKD
As of November 4, 2026
Save HK$8,764 HKD (81%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: HK$12,518 HKD at Rare Carat · As of August 31, 2026
View at Rare Carat

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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG631468449 or 631468449. Listed at 31 retailers as of November 4, 2026, with a 435% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631468449
Dimensions5.73 × 5.73 × 3.72 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.73 mm5.73 mm1.51 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631468449
Side View
Table 64.0%Crown 33.7°Girdle: MediumPavilion 32.6°Culet: NoneDepth 64.9%

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$4,715 HKD|Low: HK$2,016 HKD|High: HK$10,780 HKD|Avg: HK$6,214 HKD|-2.1%
Retailer 1
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
Retailer 19
Retailer 20
November 5, 2026
Retailer 20HK$2,016 HKD
Retailer 17HK$2,252 HKD
Retailer 9HK$2,911 HKD
Retailer 3HK$3,531 HKD
Retailer 18HK$3,766 HKD
Retailer 16HK$4,143 HKD
Retailer 15HK$4,307 HKD
Retailer 7HK$4,558 HKD
Retailer 1HK$4,715 HKD
Retailer 5HK$5,296 HKD
Retailer 8HK$5,523 HKD
Retailer 14HK$5,837 HKD
Retailer 19HK$7,673 HKD
Retailer 13HK$8,160 HKD
Retailer 10HK$8,426 HKD
Retailer 11HK$8,434 HKD
Retailer 6HK$9,831 HKD
Retailer 12HK$9,980 HKD
Retailer 2HK$10,152 HKD
Retailer 4HK$10,780 HKD

41 data points across 20 retailers

31 retailersHK$2,016 HKD to HK$10,780 HKD

A
Cheapest Retailer
-
HK$2,016 HKD
Retailer 2
-
HK$2,016 HKD
View
Price last confirmed 28 days ago
Retailer 3
-
HK$2,087 HKD
View
Price last confirmed 36 days ago
A
Retailer 4
-
HK$2,252 HKD
View
Final sale: no returns
Retailer 5
-
HK$2,417 HKD
View
Price last confirmed 39 days ago
Retailer 6
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HK$2,495 HKD
View
Price last confirmed 33 days ago
Retailer 7
-
HK$2,550 HKD
View
Price last confirmed 37 days ago
A
Retailer 8
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HK$2,911 HKD
View
B+
Retailer 9
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HK$3,531 HKD
View
A
Retailer 10
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HK$3,766 HKD
View
A
Retailer 11
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HK$4,143 HKD
View
A
Retailer 12
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HK$4,307 HKD
View
A
Retailer 13
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HK$4,558 HKD
View
Retailer 14
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HK$4,645 HKD
View
Price last confirmed 21 days ago
A
Retailer 15
-
HK$4,715 HKD
View
A
Retailer 16
-
HK$5,296 HKD
View
B+
Retailer 17
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HK$5,523 HKD
View
B+
Retailer 18
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HK$5,837 HKD
View
B+
Retailer 19
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HK$7,673 HKD
View
B+
Retailer 20
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HK$8,026 HKD
View
Retailer 21
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HK$8,026 HKD
View
Price last confirmed 26 days ago
B+
Retailer 22
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HK$8,160 HKD
View
Retailer 23
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HK$8,309 HKD
View
Price last confirmed 36 days ago
B+
Retailer 24
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HK$8,426 HKD
View
B+
Retailer 25
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HK$8,434 HKD
View
B
Retailer 26
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HK$9,831 HKD
View
B+
Retailer 27
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HK$9,980 HKD
View
Retailer 28
-
HK$10,152 HKD
View
Price last confirmed 28 days ago
B
Retailer 29
-
HK$10,764 HKD
View
B
Retailer 30
-
HK$10,780 HKD
View
Most Expensive
Rare Carat
23658-2036-81_l_631468449 · Aug 31
HK$12,518 HKD
$1,596 USD
View
Price last confirmed 65 days ago
30 more retailers have this diamond
Prices start from HK$2,016 HKDSave up to HK$8,764 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$2,016 HKD