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Round|Lab Grown|IGI

1.28ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG786633620

Shape and cutting style on the report: Round brilliant

Certificate IGI LG786633620

Diamond specifications and retailer prices

From HK$1,734 HKD
As of November 3, 2026
Save HK$8,160 HKD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$17,537 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG786633620 or 786633620. Listed at 22 retailers as of November 3, 2026, with a 471% 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786633620
Dimensions6.99 × 7.02 × 4.28 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.99 mm7.02 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786633620
Side View
Table 57.0%Crown 33.7°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.0%

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 3
Current: HK$3,954 HKD|Low: HK$1,663 HKD|High: HK$10,160 HKD|Avg: HK$4,795 HKD|+4.1%
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
November 5, 2026
Retailer 4HK$1,734 HKD
Retailer 14HK$2,016 HKD
Retailer 3HK$2,150 HKD
Retailer 7HK$2,903 HKD
Retailer 15HK$3,429 HKD
Retailer 12HK$3,711 HKD
Retailer 9HK$3,907 HKD
Retailer 1HK$3,954 HKD
Retailer 8HK$4,072 HKD
Retailer 10HK$5,257 HKD
Retailer 11HK$5,712 HKD
Retailer 2HK$6,473 HKD
Retailer 16HK$6,920 HKD
Retailer 5HK$8,238 HKD
Retailer 13HK$8,623 HKD
Retailer 6HK$9,894 HKD

42 data points across 16 retailers

22 retailersHK$1,734 HKD to HK$9,894 HKD

A
Cheapest Retailer
-
HK$1,734 HKD
A
Retailer 2
-
HK$1,946 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,016 HKD
View
A
Retailer 4
-
HK$2,150 HKD
View
A
Retailer 5
-
HK$2,409 HKD
View
B+
Retailer 6
-
HK$2,903 HKD
View
A
Retailer 7
-
HK$3,711 HKD
View
A
Retailer 8
-
HK$3,907 HKD
View
A
Retailer 9
-
HK$3,954 HKD
View
B+
Retailer 10
-
HK$4,072 HKD
View
B+
Retailer 11
-
HK$4,127 HKD
View
B+
Retailer 12
-
HK$5,257 HKD
View
B+
Retailer 13
-
HK$5,712 HKD
View
Retailer 14
-
HK$6,473 HKD
View
Price last confirmed 22 days ago
B
Retailer 15
-
HK$6,920 HKD
View
B
Retailer 16
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HK$6,975 HKD
View
B
Retailer 17
-
HK$7,328 HKD
View
B
Retailer 18
-
HK$7,414 HKD
View
Retailer 19
-
HK$8,238 HKD
View
Price last confirmed 20 days ago
B+
Retailer 20
-
HK$8,623 HKD
View
B
Retailer 21
-
HK$9,894 HKD
View
Most Expensive
Queensmith
LG786633620 · Oct 27
HK$17,537 HKD
£1,760 GBP
View
Price last confirmed 8 days ago
21 more retailers have this diamond
Prices start from HK$1,734 HKDSave up to HK$8,160 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$1,734 HKD