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Radiant|Lab Grown|IGI

1.05ct D SI1 Radiant Lab Grown Diamond

GD • D/SI1 • IGI LG760575772

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

Certificate IGI LG760575772

Diamond specifications and retailer prices

From $266 SGD
$208 USD
As of October 30, 2026
Save $1,959 SGD (88%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,224 SGD at Do Amore Diamonds · As of October 31, 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 LG760575772 or 760575772. Listed at 7 retailers as of October 30, 2026, with prices from $266 to $2,224, a $1,959 spread on the same certified stone. Do Amore Diamonds lists it at $2,224. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760575772
Dimensions7.29 × 4.98 × 3.42 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.29 mm4.98 mm1.05 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760575772
Side View
Table 65.0%Crown 43.4°Girdle: MediumPavilion 38.8°Culet: NoneDepth 68.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,224 SGD|Low: $254 SGD|High: $2,224 SGD|Avg: $1,039 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 4$266 SGD
Retailer 6$308 SGD
Retailer 7$633 SGD
Retailer 8$698 SGD
Retailer 3$735 SGD
Retailer 5$1,168 SGD
Retailer 9$1,404 SGD
Retailer 2$1,456 SGD
Do Amore Diamonds$2,224 SGD

12 data points across 9 retailers

7 retailers$266 SGD to $2,224 SGD

A
Cheapest Retailer
-
$266 SGD
$208 USD
B+
Retailer 2
-
$308 SGD
$241 USD
View
B
Retailer 3
-
$633 SGD
$495 USD
View
Retailer 4
-
$735 SGD
$575 USD
View
Price last confirmed 10 days ago
B
Retailer 5
-
$1,168 SGD
$914 USD
View
B
Retailer 6
-
$1,456 SGD
£897 GBP
View
Most Expensive
C
Do Amore Diamonds
7-1744271 · Oct 31
$2,224 SGD
$1,740 USD
View
6 more retailers have this diamond
Prices start from $266 SGDSave up to $1,959 SGD

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
1.05ct Radiant
$266 SGD