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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 $286 NZD
As of November 4, 2026
Save $2,471 NZD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,757 NZD 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 $286 to $2,757, a $2,471 spread on the same certified stone. Do Amore Diamonds lists it at $2,757. 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

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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: $2,757 NZD|Low: $286 NZD|High: $2,864 NZD|Avg: $1,060 NZD|+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$286 NZD
Retailer 4$320 NZD
Retailer 14$333 NZD
Retailer 3$416 NZD
Retailer 13$493 NZD
Retailer 7$612 NZD
Retailer 10$662 NZD
Retailer 12$801 NZD
Retailer 2$996 NZD
Retailer 8$996 NZD
Retailer 11$1,227 NZD
Retailer 5$1,261 NZD
Retailer 6$1,318 NZD
Retailer 9$1,834 NZD
Do Amore Diamonds$2,757 NZD

26 data points across 15 retailers

14 retailers$286 NZD to $2,757 NZD

A
Cheapest Retailer
-
$286 NZD
A
Retailer 2
-
$320 NZD
View
Final sale: no returns
A
Retailer 3
-
$333 NZD
View
A
Retailer 4
-
$416 NZD
View
B+
Retailer 5
-
$493 NZD
View
A
Retailer 6
-
$662 NZD
View
B+
Retailer 7
-
$801 NZD
View
B+
Retailer 8
-
$996 NZD
View
B+
Retailer 9
-
$996 NZD
View
B
Retailer 10
-
$1,227 NZD
View
B+
Retailer 11
-
$1,261 NZD
View
B+
Retailer 12
-
$1,318 NZD
View
B
Retailer 13
-
$1,834 NZD
View
Most Expensive
B
Do Amore Diamonds
27-256C52750 · Nov 4
$2,757 NZD
$1,550 USD
View
13 more retailers have this diamond
Prices start from $286 NZDSave up to $2,471 NZD

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
$286 NZD