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Radiant|Lab Grown|IGI

1.21ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG713598329

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

Certificate IGI LG713598329

Diamond specifications and retailer prices

From $614 NZD
As of November 4, 2026
Save $2,499 NZD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,113 NZD at Do Amore Diamonds · As of November 5, 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 top-tier cut grade and certified by IGI LG713598329 or 713598329. Listed at 14 retailers as of November 4, 2026, with prices from $614 to $3,113, a $2,499 spread on the same certified stone. Do Amore Diamonds lists it at $3,113. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.2°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG713598329
Dimensions7.38 × 5.25 × 3.61 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.38 mm5.25 mm1.21 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG713598329
Side View
Table 63.0%Crown 42.2°Girdle: STK-THKPavilion 36.4°Culet: NoneDepth 68.8%

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: Nov 4
Current: $3,113 NZD|Low: $324 NZD|High: $3,113 NZD|Avg: $1,197 NZD|+12.2%
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 6, 2026
Retailer 4$324 NZD
Retailer 3$614 NZD
Retailer 5$640 NZD
Retailer 6$649 NZD
Retailer 8$653 NZD
Retailer 11$710 NZD
Retailer 9$1,014 NZD
Retailer 13$1,044 NZD
Retailer 15$1,245 NZD
Retailer 2$1,297 NZD
Retailer 10$1,368 NZD
Retailer 7$1,542 NZD
Retailer 12$1,809 NZD
Retailer 14$2,003 NZD
Do Amore Diamonds$3,113 NZD

26 data points across 15 retailers

14 retailers$614 NZD to $3,113 NZD

Retailer 1
-
$301 NZD
Price last confirmed 29 days ago
Retailer 2
-
$336 NZD
View
Price last confirmed 40 days ago
A
Retailer 3
-
$614 NZD
View
A
Retailer 4
-
$653 NZD
View
A
Retailer 5
-
$710 NZD
View
B+
Retailer 6
-
$1,014 NZD
View
B+
Retailer 7
-
$1,044 NZD
View
B+
Retailer 8
-
$1,245 NZD
View
B+
Retailer 9
-
$1,297 NZD
View
Retailer 10
-
$1,325 NZD
View
Price last confirmed 37 days ago
B+
Retailer 11
-
$1,368 NZD
View
B
Retailer 12
-
$1,809 NZD
View
B
Retailer 13
-
$2,003 NZD
View
Most Expensive
B
Do Amore Diamonds
27-424B22C0D · Nov 5
$3,113 NZD
$1,750 USD
View
13 more retailers have this diamond
Prices start from $614 NZDSave up to $2,499 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
$614 NZD