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Radiant|Lab Grown|IGI

1.28ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG743574650

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

Certificate IGI LG743574650

Diamond specifications and retailer prices

From HK$1,553 HKD
As of November 4, 2026
Save HK$16,649 HKD (91%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: HK$18,202 HKD at Yadav Diamonds · As of November 4, 2026
View at Yadav Diamonds

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG743574650 or 743574650. Listed at 28 retailers as of November 4, 2026, with prices from HK$1,553 to HK$18,202, a HK$16,649 spread on the same certified stone. Yadav Diamonds lists it at HK$18,202. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743574650
Dimensions7.67 × 5.46 × 3.67 mm
L/W Ratio1.40
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
7.67 mm5.46 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743574650
Side View
Table 65.0%Crown 39.8°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 67.2%

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$3,915 HKD|Low: HK$1,491 HKD|High: HK$15,613 HKD|Avg: HK$5,583 HKD|+3.7%
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
November 5, 2026
Retailer 3HK$1,553 HKD
Retailer 8HK$1,805 HKD
Retailer 4HK$1,930 HKD
Retailer 9HK$1,930 HKD
Retailer 16HK$3,436 HKD
Retailer 13HK$3,672 HKD
Retailer 1HK$3,915 HKD
Retailer 10HK$4,456 HKD
Retailer 12HK$5,202 HKD
Retailer 18HK$6,222 HKD
Retailer 5HK$6,842 HKD
Retailer 11HK$7,030 HKD
Retailer 6HK$7,791 HKD
Retailer 17HK$8,356 HKD
Retailer 2HK$8,364 HKD
Retailer 14HK$8,528 HKD
Retailer 7HK$10,278 HKD
Retailer 15HK$15,613 HKD

45 data points across 18 retailers

28 retailersHK$1,553 HKD to HK$18,202 HKD

A
Cheapest Retailer
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HK$1,553 HKD
A
Retailer 2
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HK$1,734 HKD
View
Final sale: no returns
A
Retailer 3
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HK$1,805 HKD
View
Retailer 4
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HK$1,930 HKD
View
Price last confirmed 11 days ago
A
Retailer 5
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HK$1,930 HKD
View
B+
Retailer 6
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HK$2,589 HKD
View
A
Retailer 7
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HK$3,436 HKD
View
A
Retailer 8
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HK$3,672 HKD
View
A
Retailer 9
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HK$3,915 HKD
View
A
Retailer 10
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HK$3,923 HKD
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B+
Retailer 11
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HK$4,456 HKD
View
B+
Retailer 12
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HK$5,202 HKD
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B+
Retailer 13
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HK$6,222 HKD
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B+
Retailer 14
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HK$6,842 HKD
View
B+
Retailer 15
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HK$7,030 HKD
View
B+
Retailer 16
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HK$7,053 HKD
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B+
Retailer 17
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HK$7,791 HKD
View
B
Retailer 18
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HK$8,191 HKD
View
Retailer 19
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HK$8,356 HKD
View
Price last confirmed 18 days ago
B
Retailer 20
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HK$8,364 HKD
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B+
Retailer 21
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HK$8,528 HKD
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B
Retailer 22
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HK$9,321 HKD
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B
Retailer 23
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HK$10,278 HKD
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B
Retailer 24
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HK$13,259 HKD
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B
Retailer 25
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HK$13,259 HKD
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B
Retailer 26
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HK$14,907 HKD
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B
Retailer 27
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HK$15,613 HKD
View
Most Expensive
B
Yadav Diamonds
13210009 · Nov 4
HK$18,202 HKD
$2,320 USD
View
27 more retailers have this diamond
Prices start from HK$1,553 HKDSave up to HK$16,649 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
1.28ct Radiant
HK$1,553 HKD