Radiant|Lab Grown|IGI

1.28ct E VVS1 Radiant Lab Grown Diamond

EX • E/VVS1 • IGI LG825616223

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

Certificate IGI LG825616223

Diamond specifications and retailer prices

From HK$1,671 HKD
$213 USD
As of October 30, 2026
Save HK$4,704 HKD (74%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$8,748 HKD at MOH London · As of October 21, 2026
View at MOH London

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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG825616223 or 825616223. Listed at 13 retailers as of October 29, 2026, with a 282% 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
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825616223
Dimensions8.41 × 5.25 × 3.30 mm
L/W Ratio1.60
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.41 mm5.25 mm1.28 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825616223
Side View
Table 67.0%Crown 41.7°Girdle: MediumPavilion 33.6°Culet: NoneDepth 62.9%

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: Oct 30
Current: HK$8,748 HKD|Low: HK$1,436 HKD|High: HK$10,857 HKD|Avg: HK$5,059 HKD|-3.1%
MOH London
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
October 30, 2026
Retailer 11HK$1,671 HKD
Retailer 7HK$2,274 HKD
Retailer 3HK$3,081 HKD
Retailer 4HK$3,200 HKD
Retailer 2HK$3,240 HKD
Retailer 8HK$3,367 HKD
Retailer 5HK$4,625 HKD
Retailer 9HK$4,762 HKD
Retailer 13HK$6,002 HKD
Retailer 12HK$6,067 HKD
Retailer 10HK$6,376 HKD
Retailer 6HK$6,956 HKD
Retailer 14HK$7,100 HKD
MOH LondonHK$8,748 HKD

30 data points across 14 retailers

13 retailersHK$1,671 HKD to HK$6,376 HKD

A
Cheapest Retailer
-
HK$1,671 HKD
$213 USD
Final sale: no returns
A
Retailer 2
-
HK$2,274 HKD
£228 GBP
View
Retailer 3
-
HK$3,200 HKD
ZAR 6,589 ZAR
View
Price last confirmed 12 days ago
A
Retailer 4
-
HK$3,240 HKD
$413 USD
View
A
Retailer 5
-
HK$3,367 HKD
£338 GBP
View
Retailer 6
-
HK$4,625 HKD
A$907 AUD
View
Price last confirmed 13 days ago
B+
Retailer 7
-
HK$4,762 HKD
$607 USD
View
Retailer 8
-
HK$6,002 HKD
$765 USD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
HK$6,067 HKD
SGD 1,045 SGD
View
B+
Retailer 10
-
HK$6,376 HKD
$813 USD
View
Retailer 11
-
HK$6,956 HKD
A$1,364 AUD
View
Price last confirmed 29 days ago
Retailer 12
-
HK$7,100 HKD
$905 USD
View
Price last confirmed 9 days ago
Most Expensive
MOH London
LG825616223 · Oct 21
HK$8,748 HKD
£878 GBP
View
Price last confirmed 9 days ago
12 more retailers have this diamond
Prices start from HK$1,671 HKDSave up to HK$4,704 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$1,671 HKD