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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 $230 AUD
As of November 4, 2026
Save $1,980 AUD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,210 AUD at Do Amore Diamonds · As of November 4, 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 November 4, 2026, with prices from $230 to $2,210, a $1,980 spread on the same certified stone. Do Amore Diamonds lists it at $2,210. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $2,210 AUD|Low: $230 AUD|High: $2,295 AUD|Avg: $850 AUD|+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 4, 2026
Retailer 15$230 AUD
Retailer 4$257 AUD
Retailer 14$267 AUD
Retailer 3$334 AUD
Retailer 13$395 AUD
Retailer 7$490 AUD
Retailer 10$530 AUD
Retailer 12$641 AUD
Retailer 2$798 AUD
Retailer 8$798 AUD
Retailer 11$984 AUD
Retailer 5$1,011 AUD
Retailer 6$1,056 AUD
Retailer 9$1,470 AUD
Do Amore Diamonds$2,210 AUD

26 data points across 15 retailers

14 retailers$230 AUD to $2,210 AUD

A
Cheapest Retailer
-
$230 AUD
A
Retailer 2
-
$257 AUD
View
Final sale: no returns
A
Retailer 3
-
$267 AUD
View
A
Retailer 4
-
$334 AUD
View
B+
Retailer 5
-
$395 AUD
View
A
Retailer 6
-
$530 AUD
View
B+
Retailer 7
-
$641 AUD
View
B+
Retailer 8
-
$798 AUD
View
B+
Retailer 9
-
$798 AUD
View
B
Retailer 10
-
$984 AUD
View
B+
Retailer 11
-
$1,011 AUD
View
B+
Retailer 12
-
$1,056 AUD
View
B
Retailer 13
-
$1,470 AUD
View
Most Expensive
B
Do Amore Diamonds
27-256C52750 · Nov 4
$2,210 AUD
$1,550 USD
View
13 more retailers have this diamond
Prices start from $230 AUDSave up to $1,980 AUD

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
$230 AUD