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Round|Lab Grown|IGI

1.28ct D VVS2 Round Lab Grown Diamond

EX • D/VVS2 • IGI LG818644788

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818644788

Diamond specifications and retailer prices

From HK$1,585 HKD
As of November 5, 2026
Save HK$7,822 HKD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$16,838 HKD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818644788 or 818644788. Listed at 22 retailers as of November 4, 2026, with a 494% 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

1.28
Carat
D
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644788
Dimensions6.99 × 7.03 × 4.21 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.99 mm7.03 mm1.28 ctD / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644788
Side View
Table 61.0%Crown 34.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.1%

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 5
Current: HK$3,562 HKD|Low: HK$1,522 HKD|High: HK$9,289 HKD|Avg: HK$3,902 HKD|+4.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 2HK$1,585 HKD
Retailer 11HK$1,765 HKD
Retailer 4HK$1,961 HKD
Retailer 3HK$2,652 HKD
Retailer 6HK$3,217 HKD
Retailer 10HK$3,389 HKD
Retailer 1HK$3,562 HKD
Retailer 9HK$3,601 HKD
Retailer 12HK$4,315 HKD
Retailer 7HK$4,786 HKD
Retailer 8HK$5,123 HKD
Retailer 5HK$9,155 HKD

42 data points across 12 retailers

22 retailersHK$1,585 HKD to HK$9,406 HKD

A
Cheapest Retailer
-
HK$1,585 HKD
A
Retailer 2
-
HK$1,765 HKD
View
Final sale: no returns
A
Retailer 3
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HK$1,836 HKD
View
Retailer 4
-
HK$1,961 HKD
View
Price last confirmed 11 days ago
A
Retailer 5
-
HK$1,961 HKD
View
A
Retailer 6
-
HK$2,205 HKD
View
B+
Retailer 7
-
HK$2,652 HKD
View
A
Retailer 8
-
HK$3,217 HKD
View
A
Retailer 9
-
HK$3,389 HKD
View
A
Retailer 10
-
HK$3,562 HKD
View
A
Retailer 11
-
HK$3,601 HKD
View
A
Retailer 12
-
HK$3,632 HKD
View
Retailer 13
-
HK$4,315 HKD
View
Price last confirmed 18 days ago
B+
Retailer 14
-
HK$4,786 HKD
View
B+
Retailer 15
-
HK$5,123 HKD
View
B
Retailer 16
-
HK$6,315 HKD
View
B
Retailer 17
-
HK$6,386 HKD
View
B
Retailer 18
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HK$6,668 HKD
View
B
Retailer 19
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HK$6,731 HKD
View
B
Retailer 20
-
HK$9,155 HKD
View
B
Retailer 21
-
HK$9,406 HKD
View
Most Expensive
Queensmith
LG818644788 · Oct 27
HK$16,838 HKD
£1,690 GBP
View
Price last confirmed 9 days ago
21 more retailers have this diamond
Prices start from HK$1,585 HKDSave up to HK$7,822 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 Round
HK$1,585 HKD