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Radiant|Lab Grown|IGI

1.28ct F VS1 Radiant Lab Grown Diamond

VG • F/VS1 • IGI LG611361148

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

Certificate IGI LG611361148

Diamond specifications and retailer prices

From HK$1,671 HKD
$213 USD
As of November 1, 2026
Save HK$12,609 HKD (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$14,280 HKD at Do Amore Diamonds · As of November 2, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG611361148 or 611361148. Listed at 15 retailers as of November 1, 2026, with prices from HK$1,671 to HK$14,280, a HK$12,609 spread on the same certified stone. Do Amore Diamonds lists it at HK$14,280. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.28
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle32.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG611361148
Dimensions7.36 × 5.40 × 3.69 mm
L/W Ratio1.36
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.36 mm5.40 mm1.28 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG611361148
Side View
Table 65.0%Crown 38.5°Girdle: MediumPavilion 32.5°Culet: NoneDepth 68.3%

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 1
Current: HK$14,280 HKD|Low: HK$1,114 HKD|High: HK$14,280 HKD|Avg: HK$5,175 HKD
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
November 2, 2026
Retailer 13HK$1,671 HKD
Retailer 11HK$1,852 HKD
Retailer 4HK$2,934 HKD
Retailer 12HK$3,240 HKD
Retailer 7HK$3,522 HKD
Retailer 6HK$3,766 HKD
Retailer 3HK$3,798 HKD
Retailer 2HK$4,988 HKD
Retailer 10HK$5,386 HKD
Retailer 9HK$5,963 HKD
Retailer 5HK$7,910 HKD
Retailer 8HK$8,171 HKD
Do Amore DiamondsHK$14,280 HKD

41 data points across 13 retailers

15 retailersHK$1,671 HKD to HK$14,280 HKD

A
Cheapest Retailer
-
HK$1,671 HKD
$213 USD
Final sale: no returns
A
Retailer 2
-
HK$1,852 HKD
$236 USD
View
A
Retailer 3
-
HK$2,934 HKD
$374 USD
View
A
Retailer 4
-
HK$3,240 HKD
$413 USD
View
A
Retailer 5
-
HK$3,522 HKD
ZAR 7,251 ZAR
View
B+
Retailer 6
-
HK$3,766 HKD
£378 GBP
View
B+
Retailer 7
-
HK$3,798 HKD
$484 USD
View
B+
Retailer 8
-
HK$4,988 HKD
A$978 AUD
View
Retailer 9
-
HK$5,386 HKD
A$1,056 AUD
View
Price last confirmed 26 days ago
B
Retailer 10
-
HK$5,963 HKD
$760 USD
View
B
Retailer 11
-
HK$6,020 HKD
£604 GBP
View
B
Retailer 12
-
HK$6,559 HKD
$836 USD
View
B
Retailer 13
-
HK$7,910 HKD
$1,008 USD
View
B
Retailer 14
-
HK$8,171 HKD
£820 GBP
View
Most Expensive
B
Do Amore Diamonds
27-F5213C812 · Nov 2
HK$14,280 HKD
$1,820 USD
View
14 more retailers have this diamond
Prices start from HK$1,671 HKDSave up to HK$12,609 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