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Radiant|Lab Grown|IGI

1.51ct D VVS1 Radiant Lab Grown Diamond

EX • D/VVS1 • IGI LG696515605

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

Certificate IGI LG696515605

Diamond specifications and retailer prices

From HK$1,805 HKD
As of November 4, 2026
Save HK$15,535 HKD (90%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: HK$21,323 HKD at Queensmith · As of October 27, 2026
View at Queensmith

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 LG696515605 or 696515605. Listed at 26 retailers as of November 4, 2026, with a 861% 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696515605
Dimensions8.45 × 5.75 × 3.85 mm
L/W Ratio1.47
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
8.45 mm5.75 mm1.51 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696515605
Side View
Table 60.0%Crown 33.9°Girdle: Slightly ThickPavilion 35.1°Culet: NoneDepth 67.0%

Caratlytics Score

How it works →
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$4,653 HKD|Low: HK$1,789 HKD|High: HK$17,339 HKD|Avg: HK$6,715 HKD|-2.3%
Retailer 1
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Retailer 24
November 5, 2026
Retailer 4HK$1,805 HKD
Retailer 13HK$2,009 HKD
Retailer 23HK$2,095 HKD
Retailer 8HK$2,236 HKD
Retailer 14HK$2,236 HKD
Retailer 12HK$2,597 HKD
Retailer 21HK$3,303 HKD
Retailer 16HK$3,311 HKD
Retailer 3HK$4,080 HKD
Retailer 6HK$4,213 HKD
Retailer 19HK$4,260 HKD
Retailer 1HK$4,653 HKD
Retailer 18HK$5,775 HKD
Retailer 7HK$7,210 HKD
Retailer 5HK$7,932 HKD
Retailer 11HK$9,093 HKD
Retailer 17HK$9,266 HKD
Retailer 15HK$9,533 HKD
Retailer 24HK$9,564 HKD
Retailer 20HK$9,894 HKD
Retailer 10HK$10,098 HKD
Retailer 2HK$11,690 HKD
Retailer 22HK$13,181 HKD
Retailer 9HK$17,339 HKD

39 data points across 24 retailers

26 retailersHK$1,805 HKD to HK$17,339 HKD

A
Cheapest Retailer
-
HK$1,805 HKD
A
Retailer 2
-
HK$2,009 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,095 HKD
View
Retailer 4
-
HK$2,236 HKD
View
Price last confirmed 11 days ago
A
Retailer 5
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HK$2,236 HKD
View
A
Retailer 6
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HK$2,597 HKD
View
B+
Retailer 7
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HK$3,303 HKD
View
A
Retailer 8
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HK$3,311 HKD
View
A
Retailer 9
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HK$4,080 HKD
View
A
Retailer 10
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HK$4,213 HKD
View
A
Retailer 11
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HK$4,260 HKD
View
A
Retailer 12
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HK$4,653 HKD
View
B+
Retailer 13
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HK$5,775 HKD
View
B+
Retailer 14
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HK$7,210 HKD
View
B+
Retailer 15
-
HK$7,932 HKD
View
B+
Retailer 16
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HK$8,795 HKD
View
Retailer 17
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HK$9,093 HKD
View
Price last confirmed 10 days ago
B
Retailer 18
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HK$9,266 HKD
View
B
Retailer 19
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HK$9,533 HKD
View
B
Retailer 20
-
HK$9,564 HKD
View
B+
Retailer 21
-
HK$9,894 HKD
View
B
Retailer 22
-
HK$10,098 HKD
View
Retailer 23
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HK$11,690 HKD
View
Price last confirmed 8 days ago
B
Retailer 24
-
HK$13,181 HKD
View
B
Retailer 25
-
HK$17,339 HKD
View
Most Expensive
Queensmith
LG696515605 · Oct 27
HK$21,323 HKD
£2,140 GBP
View
Price last confirmed 8 days ago
25 more retailers have this diamond
Prices start from HK$1,805 HKDSave up to HK$15,535 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$1,805 HKD