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Radiant|Lab Grown|IGI

1.05ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG831657198

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

Certificate IGI LG831657198

Diamond specifications and retailer prices

From $360 NZD
$203 USD
As of October 30, 2026
Save $1,778 NZD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,460 NZD 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831657198 or 831657198. Listed at 21 retailers as of October 30, 2026, with a 494% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831657198
Dimensions7.27 × 4.96 × 3.33 mm
L/W Ratio1.47
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.27 mm4.96 mm1.05 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831657198
Side View
Table 62.0%Crown 44.1°Girdle: Slightly ThickPavilion 35.9°Culet: NoneDepth 67.1%

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: Oct 30
Current: $3,460 NZD|Low: $346 NZD|High: $3,673 NZD|Avg: $1,110 NZD|-5.8%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 4$360 NZD
Retailer 12$403 NZD
Retailer 21$419 NZD
Retailer 3$447 NZD
Retailer 5$447 NZD
Retailer 7$509 NZD
Retailer 11$601 NZD
Retailer 2$660 NZD
Retailer 14$827 NZD
Retailer 15$849 NZD
Retailer 13$921 NZD
Retailer 9$1,002 NZD
Retailer 18$1,020 NZD
Retailer 17$1,180 NZD
Retailer 16$1,205 NZD
Retailer 20$1,444 NZD
Retailer 6$1,588 NZD
Retailer 10$1,893 NZD
Retailer 19$1,992 NZD
Retailer 8$2,138 NZD
Do Amore Diamonds$3,460 NZD

40 data points across 21 retailers

21 retailers$360 NZD to $2,138 NZD

A
Cheapest Retailer
-
$360 NZD
$203 USD
A
Retailer 2
-
$403 NZD
$227 USD
View
Final sale: no returns
A
Retailer 3
-
$419 NZD
$236 USD
View
Retailer 4
-
$447 NZD
$252 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$447 NZD
$252 USD
View
A
Retailer 6
-
$509 NZD
$287 USD
View
A
Retailer 7
-
$601 NZD
$339 USD
View
A
Retailer 8
-
$660 NZD
£293 GBP
View
Retailer 9
-
$827 NZD
$466 USD
View
Price last confirmed 9 days ago
A
Retailer 10
-
$849 NZD
ZAR 7,730 ZAR
View
B+
Retailer 11
-
$921 NZD
£409 GBP
View
B+
Retailer 12
-
$1,002 NZD
$565 USD
View
Retailer 13
-
$1,020 NZD
$575 USD
View
Price last confirmed 11 days ago
B+
Retailer 14
-
$1,180 NZD
A$1,023 AUD
View
B+
Retailer 15
-
$1,205 NZD
A$1,045 AUD
View
B
Retailer 16
-
$1,444 NZD
$814 USD
View
B
Retailer 17
-
$1,588 NZD
$895 USD
View
B
Retailer 18
-
$1,893 NZD
$1,067 USD
View
Retailer 19
-
$1,992 NZD
£884 GBP
View
Price last confirmed 11 days ago
B
Retailer 20
-
$2,138 NZD
$1,205 USD
View
Most Expensive
Do Amore Diamonds
27-CD9C9A964 · Oct 31
$3,460 NZD
$1,950 USD
View
Price under review
20 more retailers have this diamond
Prices start from $360 NZDSave up to $1,778 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
1.05ct Radiant
$360 NZD