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Round|Lab Grown|IGI

1.28ct F VVS1 Round Lab Grown Diamond

ID • F/VVS1 • IGI LG780646223

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780646223

Diamond specifications and retailer prices

From HK$1,364 HKD
As of November 5, 2026
Save HK$11,725 HKD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$13,088 HKD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG780646223 or 780646223. Listed at 17 retailers as of November 5, 2026, with prices from HK$1,364 to HK$13,088, a HK$11,725 spread on the same certified stone. Do Amore Diamonds lists it at HK$13,088. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780646223
Dimensions6.92 × 6.94 × 4.28 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.92 mm6.94 mm1.28 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780646223
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 61.8%

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$13,088 HKD|Low: HK$1,364 HKD|High: HK$14,813 HKD|Avg: HK$4,855 HKD|-11.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
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Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 16HK$1,364 HKD
Retailer 2HK$1,528 HKD
Retailer 18HK$1,583 HKD
Retailer 17HK$2,022 HKD
Retailer 14HK$2,328 HKD
Retailer 12HK$3,104 HKD
Retailer 9HK$3,166 HKD
Retailer 13HK$3,205 HKD
Retailer 8HK$3,856 HKD
Retailer 10HK$4,028 HKD
Retailer 4HK$4,624 HKD
Retailer 5HK$5,165 HKD
Retailer 19HK$5,518 HKD
Retailer 6HK$5,541 HKD
Retailer 15HK$6,003 HKD
Retailer 11HK$6,301 HKD
Retailer 7HK$6,505 HKD
Retailer 3HK$8,433 HKD
Do Amore DiamondsHK$13,088 HKD

22 data points across 19 retailers

17 retailersHK$1,364 HKD to HK$13,088 HKD

A
Cheapest Retailer
-
HK$1,364 HKD
A
Retailer 2
-
HK$1,528 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$1,583 HKD
View
A
Retailer 4
-
HK$2,022 HKD
View
Retailer 5
-
HK$2,100 HKD
View
Price last confirmed 63 days ago
B+
Retailer 6
-
HK$2,328 HKD
View
A
Retailer 7
-
HK$3,104 HKD
View
A
Retailer 8
-
HK$3,205 HKD
View
B+
Retailer 9
-
HK$3,856 HKD
View
B+
Retailer 10
-
HK$4,624 HKD
View
B+
Retailer 11
-
HK$5,165 HKD
View
B+
Retailer 12
-
HK$5,518 HKD
View
B+
Retailer 13
-
HK$5,541 HKD
View
B+
Retailer 14
-
HK$6,003 HKD
View
B
Retailer 15
-
HK$6,505 HKD
View
B
Retailer 16
-
HK$8,433 HKD
View
Most Expensive
B
Do Amore Diamonds
27-E63D3B6C0 · Nov 6
HK$13,088 HKD
$1,670 USD
View
16 more retailers have this diamond
Prices start from HK$1,364 HKDSave up to HK$11,725 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$1,364 HKD