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Radiant|Lab Grown|IGI

1.05ct D SI1 Radiant Lab Grown Diamond

GD • D/SI1 • IGI LG681543680

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

Certificate IGI LG681543680

Diamond specifications and retailer prices

From HK$2,354 HKD
$300 USD
As of November 1, 2026
Save HK$11,298 HKD (83%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$13,652 HKD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG681543680 or 681543680. Listed at 7 retailers as of November 1, 2026, with prices from HK$2,354 to HK$13,652, a HK$11,298 spread on the same certified stone. Do Amore Diamonds lists it at HK$13,652. 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

1.05
Carat
D
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG681543680
Dimensions7.22 × 5.01 × 3.31 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
Pre-existing laser inscription on girdle. As Grown - No indication of post-growth treatment.. This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process.
Top View
7.22 mm5.01 mm1.05 ctD / SI1
OriginLab Grown
CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG681543680
Side View
Table 75.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 66.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$13,652 HKD|Low: HK$2,354 HKD|High: HK$13,652 HKD|Avg: HK$5,980 HKD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 6HK$2,354 HKD
Retailer 4HK$3,484 HKD
Retailer 5HK$3,884 HKD
Retailer 7HK$4,282 HKD
Retailer 3HK$4,512 HKD
Retailer 8HK$6,925 HKD
Retailer 2HK$8,938 HKD
Do Amore DiamondsHK$13,652 HKD

13 data points across 8 retailers

7 retailersHK$2,354 HKD to HK$13,652 HKD

B+
Cheapest Retailer
-
HK$2,354 HKD
$300 USD
B
Retailer 2
-
HK$3,484 HKD
$444 USD
View
B
Retailer 3
-
HK$3,884 HKD
$495 USD
View
B
Retailer 4
-
HK$4,512 HKD
$575 USD
View
C
Retailer 5
-
HK$6,954 HKD
£698 GBP
View
C
Retailer 6
-
HK$8,938 HKD
£897 GBP
View
Most Expensive
C
Do Amore Diamonds
7-1678665 · Nov 1
HK$13,652 HKD
$1,740 USD
View
6 more retailers have this diamond
Prices start from HK$2,354 HKDSave up to HK$11,298 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.

B+
1.05ct Radiant
HK$2,354 HKD