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Radiant|Lab Grown|IGI

1.30ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG838621588

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

Certificate IGI LG838621588

Diamond specifications and retailer prices

From $336 NZD
$189 USD
As of November 2, 2026
Save $3,254 NZD (91%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,590 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.3ct lab-grown radiant diamond

This 1.3ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG838621588 or 838621588. Listed at 22 retailers as of October 31, 2026, with prices from $336 to $3,590, a $3,254 spread on the same certified stone. Brilliant Earth lists it at $3,590. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838621588
Dimensions8.28 × 5.20 × 3.47 mm
L/W Ratio1.59
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.28 mm5.20 mm1.30 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838621588
Side View
Table 68.0%Crown 45.2°Girdle: MediumPavilion 35.2°Culet: NoneDepth 66.7%

Caratlytics Score

How it works →
A+
Exceptional
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 2
Current: $1,344 NZD|Low: $336 NZD|High: $2,438 NZD|Avg: $1,024 NZD|+5.6%
Retailer 1
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
November 2, 2026
Retailer 15$336 NZD
Retailer 9$379 NZD
Retailer 6$389 NZD
Retailer 19$416 NZD
Retailer 13$427 NZD
Retailer 14$475 NZD
Retailer 8$565 NZD
Retailer 5$687 NZD
Retailer 17$719 NZD
Retailer 16$750 NZD
Retailer 2$994 NZD
Retailer 12$1,015 NZD
Retailer 4$1,157 NZD
Retailer 20$1,338 NZD
Retailer 1$1,344 NZD
Retailer 10$1,364 NZD
Retailer 3$1,399 NZD
Retailer 7$1,435 NZD
Retailer 18$1,948 NZD
Retailer 11$2,062 NZD

17 data points across 20 retailers

22 retailers$336 NZD to $3,590 NZD

A+
Cheapest Retailer
-
$336 NZD
$189 USD
A
Retailer 2
-
$379 NZD
$213 USD
View
Final sale: no returns
A
Retailer 3
-
$389 NZD
$219 USD
View
A
Retailer 4
-
$416 NZD
$234 USD
View
Retailer 5
-
$427 NZD
$240 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
$475 NZD
£210 GBP
View
B+
Retailer 7
-
$565 NZD
$318 USD
View
A
Retailer 8
-
$687 NZD
€368 EUR
View
A
Retailer 9
-
$719 NZD
ZAR 6,535 ZAR
View
A
Retailer 10
-
$750 NZD
£332 GBP
View
A
Retailer 11
-
$994 NZD
$559 USD
View
A
Retailer 12
-
$1,015 NZD
A$879 AUD
View
B+
Retailer 13
-
$1,157 NZD
$651 USD
View
B+
Retailer 14
-
$1,338 NZD
$753 USD
View
B+
Retailer 15
-
$1,344 NZD
$756 USD
View
B+
Retailer 16
-
$1,364 NZD
SGD 1,037 SGD
View
B+
Retailer 17
-
$1,399 NZD
$787 USD
View
B+
Retailer 18
-
$1,435 NZD
$807 USD
View
B+
Retailer 19
-
$1,948 NZD
£863 GBP
View
Retailer 20
-
$2,062 NZD
$1,160 USD
View
Price last confirmed 12 days ago
Retailer 21
-
$3,222 NZD
$1,813 USD
View
Price last confirmed 20 days ago
Most Expensive
B
Brilliant Earth
22411309A · Oct 31
$3,590 NZD
$2,020 USD
View
21 more retailers have this diamond
Prices start from $336 NZDSave up to $3,254 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+
1.30ct Radiant
$336 NZD