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Radiant|Lab Grown|IGI

1.28ct D VVS1 Radiant Lab Grown Diamond

EX • D/VVS1 • IGI LG729520612

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

Certificate IGI LG729520612

Diamond specifications and retailer prices

From HK$2,291 HKD
As of November 4, 2026
Save HK$19,991 HKD (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$22,282 HKD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore 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 LG729520612 or 729520612. Listed at 24 retailers as of November 4, 2026, with prices from HK$2,291 to HK$22,282, a HK$19,991 spread on the same certified stone. Do Amore Diamonds lists it at HK$22,282. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.6°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729520612
Dimensions5.30 × 5.30 × 3.34 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.30 mm5.30 mm1.28 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729520612
Side View
Table 62.0%Crown 48.6°Girdle: STK-THKPavilion 37.1°Culet: NoneDepth 63.0%

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$5,531 HKD|Low: HK$2,197 HKD|High: HK$12,679 HKD|Avg: HK$6,300 HKD|+0.3%
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
November 5, 2026
Retailer 3HK$2,291 HKD
Retailer 4HK$2,832 HKD
Retailer 7HK$3,562 HKD
Retailer 2HK$4,080 HKD
Retailer 9HK$5,398 HKD
Retailer 11HK$5,492 HKD
Retailer 1HK$5,531 HKD
Retailer 8HK$7,689 HKD
Retailer 10HK$8,246 HKD
Retailer 12HK$8,709 HKD
Retailer 13HK$8,717 HKD
Retailer 5HK$10,066 HKD
Retailer 6HK$12,514 HKD

38 data points across 13 retailers

24 retailersHK$2,291 HKD to HK$22,282 HKD

A
Cheapest Retailer
-
HK$2,291 HKD
A
Retailer 2
-
HK$2,558 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,652 HKD
View
A
Retailer 4
-
HK$2,832 HKD
View
Retailer 5
-
HK$2,832 HKD
View
Price last confirmed 11 days ago
A
Retailer 6
-
HK$3,554 HKD
View
A
Retailer 7
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HK$3,562 HKD
View
A
Retailer 8
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HK$3,790 HKD
View
A
Retailer 9
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HK$4,080 HKD
View
A
Retailer 10
-
HK$4,080 HKD
View
B+
Retailer 11
-
HK$5,398 HKD
View
B+
Retailer 12
-
HK$5,492 HKD
View
B+
Retailer 13
-
HK$5,531 HKD
View
B+
Retailer 14
-
HK$7,689 HKD
View
B+
Retailer 15
-
HK$8,246 HKD
View
Retailer 16
-
HK$8,709 HKD
View
Price last confirmed 18 days ago
B
Retailer 17
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HK$8,717 HKD
View
B
Retailer 18
-
HK$10,066 HKD
View
B
Retailer 19
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HK$11,329 HKD
View
B
Retailer 20
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HK$11,620 HKD
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B
Retailer 21
-
HK$12,192 HKD
View
B
Retailer 22
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HK$12,514 HKD
View
B
Retailer 23
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HK$20,321 HKD
View
Most Expensive
B
Do Amore Diamonds
23-729520612 · Nov 4
HK$22,282 HKD
$2,840 USD
View
23 more retailers have this diamond
Prices start from HK$2,291 HKDSave up to HK$19,991 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$2,291 HKD