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Radiant|Lab Grown|IGI

1.21ct D VS1 Radiant Lab Grown Diamond

VG • D/VS1 • IGI LG744522303

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

Certificate IGI LG744522303

Diamond specifications and retailer prices

From HK$1,263 HKD
$161 USD
As of October 30, 2026
Save HK$10,898 HKD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$12,161 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown radiant diamond

This 1.21ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG744522303 or 744522303. Listed at 14 retailers as of October 30, 2026, with prices from HK$1,263 to HK$12,161, a HK$10,898 spread on the same certified stone. Do Amore Diamonds lists it at HK$12,161. 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

1.21
Carat
D
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle45.9°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744522303
Dimensions7.30 × 5.17 × 3.68 mm
L/W Ratio1.41
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
7.30 mm5.17 mm1.21 ctD / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG744522303
Side View
Table 63.0%Crown 45.9°Girdle: MED-STKPavilion 36°Culet: NoneDepth 71.2%

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$12,161 HKD|Low: HK$1,263 HKD|High: HK$12,632 HKD|Avg: HK$4,705 HKD|+1.3%
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
Retailer 14
Retailer 15
November 1, 2026
Retailer 15HK$1,263 HKD
Retailer 4HK$1,412 HKD
Retailer 14HK$1,467 HKD
Retailer 3HK$1,842 HKD
Retailer 13HK$2,173 HKD
Retailer 7HK$2,704 HKD
Retailer 8HK$2,925 HKD
Retailer 12HK$3,531 HKD
Retailer 10HK$4,347 HKD
Retailer 9HK$5,414 HKD
Retailer 11HK$5,414 HKD
Retailer 5HK$5,563 HKD
Retailer 6HK$5,821 HKD
Retailer 2HK$8,091 HKD
Do Amore DiamondsHK$12,161 HKD

26 data points across 15 retailers

14 retailersHK$1,263 HKD to HK$12,161 HKD

A
Cheapest Retailer
-
HK$1,263 HKD
$161 USD
A
Retailer 2
-
HK$1,412 HKD
$180 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,467 HKD
$187 USD
View
A
Retailer 4
-
HK$1,842 HKD
$235 USD
View
B+
Retailer 5
-
HK$2,173 HKD
$277 USD
View
A
Retailer 6
-
HK$2,925 HKD
€355 EUR
View
B+
Retailer 7
-
HK$3,531 HKD
$450 USD
View
B+
Retailer 8
-
HK$4,347 HKD
$554 USD
View
Retailer 9
-
HK$5,414 HKD
$690 USD
View
Price last confirmed 15 days ago
B
Retailer 10
-
HK$5,414 HKD
$690 USD
View
B+
Retailer 11
-
HK$5,563 HKD
$709 USD
View
B+
Retailer 12
-
HK$5,821 HKD
$742 USD
View
B
Retailer 13
-
HK$8,091 HKD
£812 GBP
View
Most Expensive
B
Do Amore Diamonds
27-256C52750 · Oct 31
HK$12,161 HKD
$1,550 USD
View
13 more retailers have this diamond
Prices start from HK$1,263 HKDSave up to HK$10,898 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
1.21ct Radiant
HK$1,263 HKD